alert有警觉的，警惕的，注意的等意思，那么你知道alert的同义词有哪些吗?接下来跟着小编来学习一下吧。

alert同义词："警觉的;机敏的"释义

nimble ready quick vigilant clear-witted awake job the lively on watchful one's prompt wide toes attentive

alert同义词：其他释义

ready torpid bright job brilliant signal cautious lively prompt circumspect dull attentive fresh clever nimble smart agile on slow threaten alive caution watchful the sharp warn

alert的例句：

1. The armed forces were on high alert to guard against any retaliation.

武装部队保持高度戒备，以防发生任何报复行动。

2. 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。

3. The bank is alert to the danger.

银行充分意识到了危险。

4. All the Plymouth hospitals are on red alert.

普利茅斯所有的医院都处于紧急状态之中。

5. Soldiers and police have been put on alert.

士兵和警方都已进入警戒状态。

6. Sirens sounded an end to the red alert.

警报声宣告了红色预警的结束。

7. He had been spotted by an alert neighbour.

一个警觉的邻居发现了他。

8. I was hoping he'd alert the police.

我当时希望他会报警。

9. Suddenly he found himself awake and fully alert.

突然他发觉自己醒了过来，而且高度警觉。

10. The baby is very mentally alert.

这孩子脑子很机灵。

11. Following the bomb blast, local hospitals have been put on red alert .

炸弹爆炸之后，当地医院一直处于戒备状态。

12. The security alert brought the airport to a standstill .

安全警戒使机场陷入停顿状态。

13. Her expression was watchful and alert.

她露出一副察言观色、处处提防的表情。

14. Alert readers may have noticed the misprint in last week's column.

细心的读者可能已经注意到上周专栏中的印刷错误了.

15. The district was put on red alert during a terrorist's bomb scare.

这个地区在得到恐怖分子炸弹恐吓后作了应急准备.