earth

noun

1. 世界；地球
   the world; the planet that we live on
   1. the planet Earth
      地球这颗行星
   2. the history of life on earth
      地球上的生命史
   3. the earth's ozone layer
      地球的臭氧层
   4. The earth revolves around the sun.
      地球绕着太阳转。
   5. I must be the happiest person on earth !
      我一定是世界上最幸福的人！
2. 陆地；地面；大地
   land; the hard surface of the world that is not the sea or the sky; the ground
   1. After a week at sea, it was good to feel the earth beneath our feet again.
      出海一周后，重新踏上陆地感到很愉快。
   2. You could feel the earth shake as the truck came closer.
      卡车开近时会感觉到地面在震动。
3. 土；泥；泥土
   the substance that plants grow in
   1. a clod/lump/mound of earth
      一块土；一团泥；一堆土
4. 兽穴；（尤指狐狸栖息的）洞穴
   the hole where an animal, especially a fox , lives
5. （接）地线
   a wire that connects an electric circuit with the ground and makes it safe

verb

1. 把（电线）接地
   to make electrical equipment safe by connecting it to the ground with a wire

1. N-PROPER 地球（指宇宙组成部分时用Earth，指人类居住的星球时用the Earth）
   Earth or the Earth is the planet on which we live. People usually say Earth when they are referring to the planet as part of the universe, and the Earth when they are talking about the planet as the place where we live.
   1. The space shuttle Atlantis returned safely to earth today. “
      亚特兰蒂斯”号航天飞机今天安全返回地球。
   2. ...a fault in the Earth's crust.
      地壳断层
2. N-SING 陆地;地面
   The earth is the land surface on which we live and move about.
   1. The earth shook and the walls of neighbouring houses fell around them.
      地面摇晃，周围房屋的墙体在他们身边倒塌。
3. N-UNCOUNT 泥土;土壤;土地
   Earth is the substance on the land surface of the earth, for example clay or sand, in which plants grow.
   1. The road winds for miles through parched earth, scrub and cactus...
      公路蜿蜒数英里，穿过炙烤的大地、灌木丛和仙人掌。
   2. They will revert to tilling the earth in an old-fashioned way.
      他们将回归到用老方法耕地。
4. （狐等的）洞穴
   An earth is a hole in the ground in which an animal such as a fox lives.
5. N-SING （接）地线
   The earth in an electric plug or piece of electrical equipment is the wire through which electricity can pass into the ground, which makes the equipment safe if something goes wrong with it.
   1. The earth wire was not connected.
      地线没有接上。

in AM, use 美国英语用 ground


6. See also: down-to-earth
7. PHRASE （用于以how, why, what 或 where 开始的问句，表示强调，通常表示问题没有答案或很难回答）究竟，到底
   On earth is used for emphasis in questions that begin with words such as 'how', 'why', 'what', or 'where'. It is often used to suggest that there is no obvious or easy answer to the question being asked.
   1. How on earth did that happen?...
      那件事到底怎么发生的？
   2. What on earth had Luke done?...
      卢克究竟做了什么？
   3. Why on earth would he want to go to such a place?
      他到底为什么想去那么个地方？
8. PHRASE （用于否定名词短语后表强调）根本，完全
   On earth is used for emphasis after some negative noun groups, for example 'no reason'.
   1. There was no reason on earth why she couldn't have moved in with us...
      她没能搬过来和我们同住，这根本就说不通。
   2. There is no feeling on earth like winning for the first time.
      初尝胜利滋味的感觉真是无可比拟。
9. PHRASE (用于包含形容词最高级的名词短语后表示强调)世界上，人世间
   On earth is used for emphasis after a noun group that contains a superlative adjective.
   1. He wanted to be the fastest man on earth.
      他想成为世界上跑得最快的人。
   2. ...the site of the worst ecological disaster on earth.
      世界上最严重的生态灾难发生地
10. PHRASE （激动之后）恢复正常生活，回到现实
    If you come down to earth or back to earth, you have to face the reality of everyday life after a period of great excitement.
    1. When he came down to earth after his win he admitted: 'It was an amazing feeling'...
       从胜利的喜悦中平复后，他承认：“当时感觉棒极了。”
    2. I was shocked, brought down to earth by this revelation.
       真相的披露让我深感震惊，我被带回了现实。
11. PHRASE （经过长时间的寻找后）终于找到
    If you run someone or something to earth, you find them after searching for them for a long time.
    1. She ran him to earth in the pub at five to one.
       1点差5分的时候，她终于在酒馆里找到了他。
12. PHRASE 价格不菲/斥巨资
    If you say that something cost the earth or that you paid the earth for it, you are emphasizing that it cost a very large amount of money.
    1. It must have cost the earth.
       这肯定花了很多钱。
13. hell on earth → see: hell

1. We were not altogether sure that the comet would miss the Earth
   我们不能完全肯定彗星不会与地球相撞。
2. The warming of the Earth and the consequent climatic changes affect us all
   地球变暖以及随之而来的气候变化影响着我们所有人。
3. The drag of those extra air molecules brought the satellite crashing to Earth.
   额外的空气分子阻力使得卫星坠毁到了地球上。
4. The space shuttle Atlantis returned safely to earth today. “
   亚特兰蒂斯”号航天飞机今天安全返回地球。
5. The earth shook and the walls of neighbouring houses fell around them.
   地面摇晃，周围房屋的墙体在他们身边倒塌。
6. The road winds for miles through parched earth, scrub and cactus
   公路蜿蜒数英里，穿过炙烤的大地、灌木丛和仙人掌。
7. They will revert to tilling the earth in an old-fashioned way.
   他们将回归到用老方法耕地。
8. The earth wire was not connected.
   地线没有接上。
9. How on earth did that happen?
   那件事到底怎么发生的？
10. What on earth had Luke done?
    卢克究竟做了什么？
11. Why on earth would he want to go to such a place?
    他到底为什么想去那么个地方？
12. There was no reason on earth why she couldn't have moved in with us
    她没能搬过来和我们同住，这根本就说不通。
13. There is no feeling on earth like winning for the first time.
    初尝胜利滋味的感觉真是无可比拟。
14. He wanted to be the fastest man on earth.
    他想成为世界上跑得最快的人。
15. When he came down to earth after his win he admitted: 'It was an amazing feeling'
    从胜利的喜悦中平复后，他承认：“当时感觉棒极了。”
16. I was shocked, brought down to earth by this revelation.
    真相的披露让我深感震惊，我被带回了现实。
17. The orbit of this comet intersects the orbit of the Earth
    这颗彗星的轨道与地球的轨道交叉。
18. Venus, the Sun and Earth all moved into line.
    金星、太阳和地球都到了一条直线上。
19. Mars and Earth have orbits which change with time
    火星与地球的运行轨道随着时间而变化。
20. I can understand why astronauts find it difficult to readjust to life on earth
    我能够理解为什么宇航员发现重新适应地球上的生活不容易。
21. Today we are overpopulated, straining the earth's resources.
    现在我们人口过多，致使地球资源使用过度。
22. The similarities between Mars and Earth were enough to keep alive hopes of some form of Martian life.
    火星和地球之间的诸多相似处足以让人们对火星上存在某种生物抱以希望。
23. Scientists have described the Aral sea as the site of the worst ecological disaster on earth
    科学家把咸海描述成地球上最严重的生态灾难发生地。
24. Ozone forms a protective layer between 12 and 30 miles above the Earth's surface.
    臭氧在地球表面上方12到30英里处形成一个保护层。
25. With knowledge and wisdom, evil could be vanquished on this earth.
    拥有了知识和智慧就能够把恶势力从这个世界上铲除。
26. Let us suppose another planet with conditions similar to those on the earth.
    让我们假定另外有一个具有和地球上相似条件的行星。
27. Many kinds of animals have vanished from the earth.
    许多动物已从地球上消失了。
28. The spacecraft burned up when it re-entered the earth's atmosphere.
    宇宙飞船重新进入地球大气层时烧毁了。
29. We can draw the earth's orbit round the sun.
    我们可以画出地球绕太阳运行的轨迹。

  earth globe world【导航词义：地球，世界】

  earth n. 地球，世界

〔辨析〕指人类居住的星球。

  globe n. 地球，世界

〔辨析〕通常与定冠词 the 连用，指我们生活的世界，尤用于强调范围之大。

  world n. 世界

〔辨析〕通常与定冠词 the 连用，多指地球上的世界，包含其中的国家、社会和人。

n.

charge, cost, pay, etc. the earth

• 收（或花、付）很多钱
  to charge, etc. a lot of money

come back/down to earth (with a bang/bump)

bring sb (back) down to earth (with a bang/bump)

• （使）从幻想中清醒过来，回到现实中来
  to return, or to make sb return, to a normal way of thinking or behaving after a time when they have been very excited, not very practical, etc.

go to earth/ground

• 躲藏起来（以免被捉住）
  to hide, especially to escape from sb who is chasing you

how, why, where, who, etc. on earth

• （加强疑问句的语气）到底，究竟
  used to emphasize the question you are asking when you are surprised or angry or cannot think of an obvious answer
  1. What on earth are you doing?
     你究竟在干什么？
  2. How on earth can she afford that?
     她怎么可能负担得起呢？

be, feel, look, taste, etc. like nothing on earth

• 感到（或显得、尝起来）非常糟糕，非常难受
  to be, feel, look, taste, etc. very bad

on earth

• （用于否定名词或代词之后表示强调）在世界上，在人世间
  used after negative nouns or pronouns to emphasize what you are saying
  1. Nothing on earth would persuade me to go with him.
     无论什么都不能说服我跟他一块儿走。

run sb/sth to earth/ground

• （长期搜寻后）终于找到
  to find sb/sth after looking hard for a long time

go to the ends of the earth

• 走遍天涯海角；历尽千辛万苦
  to do everything possible, even if it is difficult, in order to get or achieve sth
  1. I'd go to the ends of the earth to see her again.
     哪怕走遍天涯海角我也要再见她一面。

disappear/vanish off the face of the earth

• 完全消失；消逝得无影无踪
  to disappear completely
  1. Keep looking─they can't just have vanished off the face of the earth.
     继续找——他们不可能就此从地球上彻底消逝的。

move heaven and earth

• 竭尽所能；竭尽全力
  to do everything you possibly can in order to achieve sth

promise (sb) the earth/moon/world

• 作出不可能实现的承诺
  to make promises that will be impossible to keep

the salt of the earth

• 世上的盐，地上的盐（指善良而信实的人）
  a very good and honest person that you can always depend on

wipe sb/sth off the face of the earth

wipe sth off the map

• 使…从地球上消失；彻底消除
  to destroy or remove sb/sth completely

noun

1. a connection between an electrical device and a large conducting body, such as the earth (which is taken to be at zero voltage)

   Synonym:    ground

2. the concerns of this life as distinguished from heaven and the afterlife
   1. they consider the church to be independent of the world

   Synonym:    worldly concernearthly concernworld

3. the abode of mortals (as contrasted with Heaven or Hell)
   1. it was hell on earth

   Synonym:    Earth

4. the 3rd planet from the sun
   1. the Earth moves around the sun
   2. he sailed around the world

   Synonym:    Earthworldglobe

5. the solid part of the earth's surface
   1. the plane turned away from the sea and moved back over land
   2. the earth shook for several minutes
   3. he dropped the logs on the ground

   Synonym:    landdry landgroundsolid groundterra firma

6. the loose soft material that makes up a large part of the land surface
   1. they dug into the earth outside the church

   Synonym:    ground

7. once thought to be one of four elements composing the universe (Empedocles)

verb

1. connect to the earth
   1. earth the circuit

2. hide in the earth like a hunted animal