alertness

1. ADJ-GRADED 警觉的；警惕的；留神的；机敏的
   If you are alert, you are paying full attention to things around you and are able to deal with anything that might happen.
   1. We all have to stay alert...
      我们大家都必须保持警惕。
   2. He had been spotted by an alert neighbour.
      一个警觉的邻居发现了他。
2. ADJ-GRADED 充分意识到…的;完全感觉到…的
   If you are alert to something, you are fully aware of it.
   1. The bank is alert to the danger.
      银行充分意识到了危险。
3. N-COUNT 警戒（状态）；戒备（状态）
   An alert is a situation in which people prepare themselves for something dangerous that might happen soon.
   1. Due to a security alert, this train will not be stopping at Oxford Circus.
      由于安全戒备的原因，该次列车在“牛津街口广场”站将不停留。
4. VERB 向…报警；使警觉；使警惕；使注意
   If you alert someone to a situation, especially a dangerous or unpleasant situation, you tell them about it.
   1. He wanted to alert people to the activities of the group...
      他想提醒人们小心该团体的活动。
   2. I was hoping he'd alert the police.
      我当时希望他会报警。
5. See also: red alert
6. PHRASE 处于警戒状态;保持戒备
   If soldiers or police are on alert, they are ready to deal with anything that may happen.
   1. Soldiers and police have been put on alert.
      士兵和警方都已进入警戒状态。
7. PHRASE 准备就绪；防备着
   If you are on the alert for something, you are ready to deal with it if it happens.
   1. They want to be on the alert for similar buying opportunities.
      他们希望随时掌握有关类似购买机会的信息。

1. The presence of non-task-oriented ideas is a sign of broad interest, concern, and alertness on the part of the employees.
   一些非有关部门工作的建议的产生，标志了在部分职工中的广泛兴趣、机智和关心企业的精神素质。
2. Raudenbush concluded that the stimulants in chocolate increased mental alertness.
   罗登布希博士的结论是，巧克力中的兴奋剂提升了大脑的灵活度。
3. Research suggests that taking a walk can increase productivity by improving blood circulation and alertness.
   研究表明，散步能通过提升血液循环和警戒度来提高效率。
4. Because naps help purging negative emotions, increase alertness, and enhance your abilities to learn.
   因为午休有助于消除负面情绪，提高灵敏性，并增强学习能力。
5. When you are exposed to 1,000 lux, you are getting enough light for full alertness.
   当你处于1000勒克斯单位强度的光线环境下，你才能保持完全清醒的状态所需的充足光线。
6. Our body clock, or natural body rhythm, influences our energy and alertness.
   我们的生物钟，或者说是生理节奏，会影响我们的精力和灵敏度。
7. In a lotus posture you can keep alertness to the very end.
   以莲花坐的姿势你就能保持警觉直至最尽头。
8. All these activities can increase alertness and make it difficult to fall asleep.
   所有这些活动会提高你的灵敏度，让睡觉变得很困难。
9. You will maintain a constant state of suspicious alertness.
   你要不断保持带怀疑的警觉性。
10. The Arabian also developed the high spirit and alertness needed in a horse used for raiding and war.
    阿拉伯，还研制出了高昂的斗志和用于袭击和马需要的警觉性战争。
11. And so the first thing I want to do is to test your alertness.
    所以首先我来，测测各位的机警性。
12. She also said the alertness will change according to the level of potential threat.
    她也说，警戒将随时根据受威胁的水平而调整。
13. He drinks a lot of tea to maintain his mental alertness.
    他喝很多茶保持神智清楚。
14. Alertness must be bred into every soldier.
    警惕性必须渗透到每个战士的血管中去。
15. His thin, hawk-like nose gave his whole expression an air of alertness and decision.
    他那细长的鹰钩鼻给他平添了一种机警果断的表情。
16. Alertness, calmness, courage: he could see them all in the youngster's face.
    机警，镇定，胆量，都摆出在这年青人的脸上。
17. Its implementation will build on three self-reinforcing elements: credibility, alertness and steady-handedness.
    它的实施将建立在三个自我强化的因素之上：可靠性、警示性和稳妥性。
18. The order urged the armed forces to enhance their alertness.
    该项命令敦促武装部队提高警惕。
19. Showing mental alertness and calculation and resourcefulness.
    表现出思想上的机敏、深思熟虑和足智多谋。
20. These and other instinctive'I's can be very acute at times and they are often mistaken for consciousness because of their intuitive nature and alertness.
    本能的诸我有时非常敏锐，经常被误以为是意识，那是因为它们的直觉天性和警觉。
21. While the picture is developing I'm now going to test your real alertness.
    趁着洗照片的功夫，下面才是真正测试你们机警性的时候了。
22. Ginseng was reported to have increased energy and mental alertness.
    人参可以增进体力和提高精神敏捷性。
23. She had a mysterious life experience, refined beauty, unique personality, and her alertness, intelligence and superb talent.
    她具有神秘的身世，脱俗的美丽，独特的个性，以及她机警、聪明和高超的才艺。
24. It does wonders for us as it boosts stamina, self-confidence and alertness.
    它可以神奇的增强体力，自信和机敏度。
25. His modesty and simplicity, as well as his alertness against the enemy are well brought out.
    他的谦逊、朴实，以及对敌人的警惕性都刻划得很好。
26. I know him well in that mood of alertness and suspicion.
    我对他这种警觉和猜疑的情绪是很熟悉的。
27. The other half of the brain stays awake at a low level of alertness.
    另一半大脑在低水平警戒状态下保持清醒。
28. That can have a positive effect in small doses, improving alertness and well-being.
    这能给人体带来一些积极影响，如提高机敏度，增进健康。
29. You will feel rested and you'll notice your mood and alertness improve.
    你将感到放松并会注意到你的心情和机敏度提高。
30. Our Gini Coefficient has been reached to the international alertness line level.
    我国基尼系数已超过了国际警戒线水平。

noun

1. lively attentiveness

   Synonym:    sharp-sightednesson the qui vive

2. the process of paying close and continuous attention
   1. wakefulness, watchfulness, and bellicosity make a good hunter
   2. vigilance is especially susceptible to fatigue

   Synonym:    watchfulnesswakefulnessvigilance

3. a state of readiness to respond
   1. alerting was indicated by the desynchronization of the EEG

   Synonym:    alerting