alertness
英[ə'lə:tnis]美[ə'lə:tnis]
n. [U]
1.警觉；机警
2.活泼；灵活，敏捷
1.警觉；机警
2.活泼；灵活，敏捷
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- 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。收藏 - The order urged the armed forces to enhance their alertness.
该项命令敦促武装部队提高警惕。收藏 - 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。收藏 - 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。收藏 - 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。收藏
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