lightness

BRIGHTNESS OR ILLUMINATION 光亮；照明

The form lit is the usual past tense and past participle, but the form lighted is also used. 过去式和过去分词形式通常用lit，但亦使用lighted。


1. N-UNCOUNT 光；光线；光亮
   Light is the brightness that lets you see things. Light comes from sources such as the sun, moon, lamps, and fire.
   1. Cracks of light filtered through the shutters...
      斑驳的光线透过百叶窗照射进来。
   2. Light and water in embassy buildings were cut off...
      大使馆内的水电都被切断了。
   3. It was difficult to see in the dim light.
      光线很昏暗，看不太清楚。
   4. ...ultraviolet light.
      紫外线
2. N-COUNT 发光体；光源；（电）灯
   A light is something such as an electric lamp which produces light.
   1. The janitor comes round to turn the lights out...
      看门人巡视一圈，把灯熄灭。
   2. You get into the music, the lights and the people around you.
      你融入到音乐、灯光以及身边的人群中。
   3. ...street lights.
      街灯
3. N-PLURAL 交通信号灯；红绿灯
   You can use lights to refer to a set of traffic lights.
   1. ...the heavy city traffic with its endless delays at lights and crossings.
      在交通灯和十字路口前长久等待的拥堵的城市车流
4. VERB 照亮；照耀
   If a place or object is lit by something, it has light shining on it.
   1. It was dark and a giant moon lit the road so brightly you could see the landscape clearly...
      天黑了，一轮巨大的月亮把道路照得通明，周围的景物可以看得一清二楚。
   2. The room was lit by only the one light...
      房间里仅靠这一盏灯照明。
   3. The low sun lit the fortress walls with yellow light.
      低悬的太阳将黄灿灿的阳光泻在堡垒的墙壁上。
   4. ...the little lighted space at the bottom of the stairwell.
      楼梯井底部的一小块有灯照着的地方
5. ADJ-GRADED （清晨或黄昏）天色亮的
   If it is light, the sun is providing light at the beginning or end of the day.
   1. It was still light when we arrived at Lalong Creek...
      我们到达拉隆溪时天还没黑。
   2. He would often rise as soon as it was light and go into the garden.
      他经常天一亮就起床去花园。
   3. ...light summer evenings.
      天色明亮的夏日黄昏
6. ADJ-GRADED （自然）光线充足的
   If a room or building is light, it has a lot of natural light in it, for example because it has large windows.
   1. It is a light room with tall windows...
      这间房有高大的窗子，光线充足。
   2. Her house is light and airy, crisp and clean.
      她的房子光线充足，空气流通，清新整洁。
7. V-ERG 点燃；点着
   If you light something such as a cigarette or fire, or if it lights, it starts burning.
   1. Stephen hunched down to light a cigarette...
      斯蒂芬弓着身子点燃一支烟。
   2. If the charcoal does fail to light, use a special liquid spray and light it with a long taper.
      要是木炭确实着不了的话，使用一种特殊的液体喷剂，再用长木片将其点燃。
   3. ...a lighted candle.
      点着了的蜡烛
8. N-SING （火柴、打火机等）点火物
   If someone asks you for a light, they want a match or cigarette lighter so they can start smoking.
   1. Have you got a light anybody?
      你们谁有火吗？
9. N-COUNT 角度；（事物呈现的）状态
   If something is presented in a particular light, it is presented so that you think about it in a particular way or so that it appears to be of a particular nature.
   1. He has worked hard in recent months to portray New York in a better light.
      最近几个月里他努力从更积极的角度来描绘纽约。
10. N-SING 影响
    You can refer to the type of influence that something has on situations, people, or things as the light of that situation, person, or thing.
    1. ...the harsh light of reality.
       现实严酷的一面
11. N-PLURAL 眼光；（个人的）观点，标准
    You say that something is done or is acceptable according to someone's lights when you mean that it is done or is acceptable according to their own ideas and standards.
    1. They can get on with running the school system according to their own lights and in their own interests.
       他们可以继续按照自己的想法，依据自己的利益来管理学校系统。
12. N-SING 眼神；目光
    If there is a light in someone's eyes, there is an expression in their eyes that shows you the mood they are in or what they are thinking about.
    1. I remembered the curious expectant light in his eyes.
       我记得他眼里那好奇而期待的目光。
13. See also: lighter lighting bright lights night light pilot light red light
14. PHRASE 显露；揭露；为人所知
    If something comes to light or is brought to light, it becomes obvious or is made known to a lot of people.
    1. Nothing about this sum has come to light...
       关于这笔钱人们一无所知。
    2. The truth is unlikely to be brought to light by the promised enquiry.
       承诺要进行的调查不太可能揭露真相。
15. PHRASE 开始明白
    If light dawns on you, you begin to understand something after a period of not being able to understand it.
    1. At last the light dawned. He was going to marry Phylis!
       终于明白过来了——他要和菲莉丝结婚了！
16. PHRASE 黎明；破晓
    First light is the time in the early morning when light first appears and before the sun rises.
    1. Three hours before first light Fuentes gave orders for the evacuation of the camp.
       黎明前3个小时富恩特斯下达了撤离营地的命令。
17. PHRASE 准许；许可
    If someone in authority gives you a green light, they give you permission to do something.
    1. The food industry was given a green light to extend the use of these chemicals...
       食品业获准继续使用这些化学品。
    2. Other countries are eagerly awaiting an American green light to lift the sanctions altogether.
       其他国家正在急切等待美国同意完全撤销制裁。
18. PREP-PHRASE 鉴于；由于；根据
    If something is possible in the light of particular information, it is only possible because you have this information.
    1. In the light of this information it is now possible to identify a number of key issues.
       根据这一信息，现在有可能弄清楚几个关键问题了。
19. PHRASE 很快入睡；立即失去知觉
    If someone goes out like a light, they fall asleep or become unconscious very quickly or immediately.
    1. 'Why didn't somebody come and tell me?' — 'Because you were out like a light.'
       “为什么没有人来告诉我？”——“因为你一下就睡过去了。”
20. PHRASE 重见天日
    If you say that an object sees the light of day or sees the light, you mean that it is taken out of the place where it is stored.
    1. Museum basements are stacked full of objects which never see the light of day.
       博物馆的地下室里堆满了永远不会重见天日的物件。
21. PHRASE 问世；为公众所知
    If something sees the light of day at a particular time, it comes into existence or is made known to the public at that time.
    1. This extraordinary document first saw the light of day in 1966.
       这份非同寻常的文件第一次公开是在1966年。
22. PHRASE 明白过来；领悟
    If someone sees the light, they finally realize something or change their attitude or way of behaving to a better one.
    1. I saw the light and ditched him.
       我终于醒悟，甩掉了他。
23. PHRASE 点燃；点着
    If you set light to something, you make it start burning.
    1. They had poured fuel through the door of the flat and had then set light to it.
       他们隔着公寓门往里边倒汽油，然后点着了火。

in AM, use 美国英语用 set fire to


24. PHRASE 使（某事）显得非常清楚；使人了解（某事）
    To shed light on ,throw light on, or cast light on something means to make it easier to understand, because more information is known about it.
    1. A new approach offers an answer, and may shed light on an even bigger question.
       新的方法提供了一个答案，并且可能让人们对一个更大的问题有进一步的了解。
25. PHRASE 隧道尽头的曙光；黑暗尽头的希望
    When you talk about the light at the end of the tunnel, you are referring to the end of the difficult or unpleasant situation that you are in at the moment.
    1. All I can do is tell her to hold on, that there's light at the end of the tunnel.
       我只能告诉她要坚持，让她知道总会柳暗花明的。
26. all sweetness and light → see: sweetness

NOT GREAT IN WEIGHT, AMOUNT, OR INTENSITY 重量、数量或强度不大

1. ADJ-GRADED 轻的；不重的
   Something that is light does not weigh very much, or weighs less than you would expect it to.
   1. Modern tennis rackets are now apparently 20 per cent lighter.
      现代的网球拍据说比以前的轻20%。
   2. ...weight training with light weights...
      轻量负重训练
   3. Try to wear light, loose clothes.
      尽量穿轻便宽松的衣服。
2. ADJ-GRADED 少量的；程度轻的；强度低的
   Something that is light is not very great in amount, degree, or intensity.
   1. It's a Sunday like any other with the usual light traffic in the city...
      这是一个星期天，像任何一个星期天一样，城里的车辆不多。
   2. Trading was very light ahead of yesterday's auction.
      昨天拍卖之前的成交量很小。
   3. ...a light breeze.
      微风
3. ADJ （设备、机器等）轻型的，轻便的
   Light equipment and machines are small and easily moved, especially because they are not heavy.
   1. ...a convoy of light armoured vehicles...
      轻型装甲车队
   2. They used light machine guns and AK forty-sevens.
      他们使用了轻机枪和AK—47步枪。
4. ADJ-GRADED （土壤）松软的，轻质的
   Soil that is light is easy to dig, because it has a loose texture and is not sticky or solid.
   1. Less chemical gets into the subsoil which is particularly important with the light, tropical soils.
      进入底土的化学物质会减少，这对土质松软的热带土壤而言尤为重要。
5. ADJ-GRADED （颜色）淡的，浅的
   Something that is light is very pale in colour.
   1. The walls are light in colour and covered in paper...
      墙的颜色素淡，贴了墙纸。
   2. He is light haired with gray eyes.
      他浅色头发，灰色眼睛。
   3. Light is also a combining form.
      （亦可用于构词）
   4. We know he has a light green van.
      我们知道他有一辆淡绿色小货车。
   5. ...a light blue box.
      淡蓝色盒子
6. ADJ-GRADED （睡眠）不深的；（人）容易惊醒的
   A light sleep is one that is easily disturbed and in which you are often aware of the things around you. If you are a light sleeper, you are easily woken when you are asleep.
   1. She had drifted into a light sleep...
      她迷迷糊糊地进入了浅睡。
   2. She was usually a light sleeper.
      她通常很容易惊醒。
7. ADJ-GRADED （声音、嗓音等）轻柔的
   A light sound, for example someone's voice, is pleasantly quiet.
   1. The voice was sweet and light.
      那嗓音甜美轻柔。
8. ADJ-GRADED （餐食）少量的，易消化的
   A light meal consists of a small amount of food, or of food that is easy to digest.
   1. ...a light, healthy lunch.
      量少而健康的午餐
   2. ...wine and cheese or other light refreshment.
      酒和奶酪或其他小食品
9. ADJ-GRADED （食物）清淡的，易消化的
   Food that is light has a delicate flavour and is easy to digest.
   1. Berti's clear tomato soup is deliciously light...
      伯蒂做的西红柿清汤清淡可口。
   2. Bake salmon in foil or poach in a light stock for 8-10 minutes.
      用箔纸包烤或用清汤蒸煮三文鱼8至10分钟。
   3. ...light table wines.
      低度佐餐酒
10. ADJ-GRADED 不费力的；轻松的
    Light work does not involve much physical effort.
    1. He was on the training field for some light work yesterday.
       昨天他在训练场进行了一些强度较小的训练。
11. ADJ-GRADED （行为后果、处罚等）轻微的，不严重的
    If you describe the result of an action or a punishment as light, you mean that it is less serious or severe than you expected.
    1. She confessed her astonishment at her light sentence when her father visited her at the jail.
       父亲来探监时，她承认对自己受到的从轻判决感到诧异。
12. ADJ-GRADED 轻捷的；轻盈的；用力小的
    Movements and actions that are light are graceful or gentle and are done with very little force or effort.
    1. Use a light touch when applying cream or make-up...
       涂抹乳霜或化妆品时动作要轻。
    2. There was a light knock at the door.
       有人在轻轻地敲门。
13. See also: lighter

UNIMPORTANT OR NOT SERIOUS 不重要；不严肃

1. ADJ-GRADED （书、音乐、电影等）消遣性的，娱乐性的，轻松的
   If you describe things such as books, music, and films as light, you mean that they entertain you without making you think very deeply.
   1. He doesn't like me reading light novels.
      他不喜欢我看些消遣小说。
   2. ...light classical music.
      轻古典音乐
   3. ...a light entertainment programme.
      轻松的娱乐节目
2. ADJ-GRADED （说话方式）随意的，不严肃的
   If you say something in a light way, you sound as if you think that something is not important or serious.
   1. Talk to him in a friendly, light way about the relationship...
      用友好随意的方式跟他谈谈这一关系吧。
   2. Let's finish on a lighter note.
      最后，我们谈一个比较轻松的话题吧。
3. ADJ-GRADED （通常用于否定句）轻微的，不重要的
   If you say that something is not a light matter, you mean that it should be treated or considered as being important and serious.
   1. It can be no light matter for the Home Office that so many young prisoners should have wanted to kill or injure themselves.
      竟然有那么多的年轻囚犯试图自杀或自残，内政部决不可等闲视之。
4. PHRASE 轻视；对…不在乎；视…为微不足道
   If you make light of something, you treat it as though it is not serious or important, when in fact it is.
   1. Roberts attempted to make light of his discomfort.
      罗伯茨试图轻描淡写自己的不适。
5. See also: lighter

1. The profundity of this book is achieved with breathtaking lightness.
   这本书极为深入浅出。
2. You can change color hue, saturation, lightness, opacity, fluidity scale, and many more aspects.
   您可以更改色调、饱和度、亮度、透明度、流动性比例和其他许多方面。
3. Lightness and darkness have particular meanings attached to them and we subconsciously relate those moral preferences to women.
   因此，肤色深浅也被赋予了特殊含义，我们潜意识里会将那些道德喜好与女性联系在一起。
4. With whatever tact and wisdom we can muster, disabilities must be accepted with lightness and humor.
   我们要调动起所有的机敏和智慧，以轻松和幽默的态度来接受残障。
5. Love, is the unbearable lightness of being.
   爱，是生命中不可承受之轻。
6. The third factor is tone, the lightness of darkness of the colour.
   第三个因素是语调，明度黑暗的颜色。
7. I hope on the basis of lightness, he can build a statue of solemnity.
   这应当是他的下一步，我希望他在轻快的基础上，建筑庄严之象。
8. The agreement for hue attribute between instrumental measurement and visual assessment is better than those for colorfulness and lightness.
   并且在仪器测量和视觉评估的结果之间，色调的符合度优于彩度和亮度的一致性。
9. The Unbearable Lightness Of Being.
   生命中不能承受之轻。
10. An imperceptible degrad é shade in the superposing of sheer textures that add movement and lightness to the design.
    不易察觉的阴影散落在叠加清晰的纹理中，为设计添加了动感和明暗度。
11. There is such colour and harmony, such inventiveness and lightness to his work.
    他的作品如此生动与和谐，非常富有创造性和亲和力。
12. The reader who do not detect the seriousness under the lightness often misread him.
    没有意识到轻松掩盖下的严肃性的读者常常会误解他。
13. The lightness of the sky shows that the rain is really over.
    天空明亮表示雨确已停了。
14. An achromatic color of any lightness between the extremes of black and white.
    一种非彩色的颜色，指各种各样介于黑色和白色两个极端之间的浅淡的颜色。
15. That gave one sense of lightness.
    它给人一种轻松感。
16. Relating to or being a hue that has a combination of high lightness and strong saturation.
    一种高亮度和强饱和度结合的色彩的或与之相关的。
17. The unbearable lightness of her death made me feel shame to be a Chinese for first time ever.
    她的死之轻令我不能承受，也让我第一次感觉耻为中国人。
18. Using state of the art materials and new technology their buildings emanate openness, precision and lightness.
    运用高新材料和先进技术使建筑具有独特的开放性和精巧性。
19. Scripturally, we could say that we are the image and the lightness of god.
    根据圣经，我们可以说我们就是上帝的映像，上帝的光辉。
20. Poetic flavour is not lightness and romance, but the the brilliance of men's real existence.
    诗意不是一种轻飘浪漫的状态，而是人本真生存的光华。
21. Under the transparent glass is the Hall of Light, symbolizing technology, transparency, lightness and the future.
    在透明的玻璃下面是光之厅，象征着科技、透明、轻盈和未来。
22. In this paper we have discussed the relation between the whiteness of the light source and lightness, achromatic stimulus sensation and colour temperature etc.
    本文探讨了光源色白度与明度、无色彩感和色温等因素的关系。
23. To offer no resistance to life is to be in a state of grace, ease, and lightness.
    对生活不抵抗是指处于一个优雅、安心、轻松的状态。
24. The gaiety and lightness of his work were in contrast to his own sad nature.
    他的作品的欢乐与轻快与他哀伤的性格形成鲜明的对照。
25. Lightness in movement or manner.
    在行动和做事方式上轻盈。
26. It gives a feeling of softness and lightness if you are in this kind of expansion skirt.
    穿上这种长裙，给人一种柔软轻盈的感觉。
27. The manufacturer will have to find a compromise between lightness and sturdiness, performance and cost.
    厂商总是设法找出一个折衷方案，即要兼顾轻便和坚固，用途和价格。
28. My friends of the Light, will you not walk upon the path of Lightness and Love;
    我的光的朋友们，你们会不去走那光与爱，和平与光荣的道路吗？
29. To make this last night of the year one of fun and lightness.
    将使一年中的最后一个夜晚轻松愉快，充满快乐。
30. Characterized by unusual lightness and delicacy.
    以特别的轻巧和精致为特点。

noun

1. the trait of being lighthearted and frivolous

   Synonym:    lightsomeness

2. the visual effect of illumination on objects or scenes as created in pictures
   1. he could paint the lightest light and the darkest dark

   Synonym:    light

3. having a light color

4. the gracefulness of a person or animal that is quick and nimble

   Synonym:    agilitylegeritylightsomenessnimbleness

5. the property of being comparatively small in weight
   1. the lightness of balsa wood

   Synonym:    weightlessness

6. a feeling of joy and pride

   Synonym:    elationhigh spirits