on the alert

on the alert 基本解释

密切注意着，随时准备着

法律

重点词汇

• alerta. 警觉的, 灵敏的, 留心的 n. 警报 vt. 使警觉, 通知, 使意识到
• onprep. 在...之上 adv. ...上去 a. 正起作用的 [计] 打开
• theart. 那

on the alert 双语例句

1. 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。
2. 2、 They were constantly on the alert not to be taken by surprise.
   他们一直处于常备不懈状态以防突然袭击。
3. 3、 Hearing this, I was instantly on the alert.
   我一听这话，当下就警惕起来。
4. 4、 The Armies were constantly on the alert not to be taken by surprise.
   部队一直处于警戒状态以防突然袭击。
5. 5、 The troops were kept constantly on the alert.
   部队奉命常备不懈。
6. 6、 The frontier guards, ever on the alert, stand watch over the borders of our country.
   边防部队常备不懈地守卫着祖国边疆。
7. 7、 We were constantly on the alert against any surprise attack.
   我们时时刻刻都在提防突然袭击。
8. 8、 But yes, museum curators and directors are on the alert for changing signals.
   但没错，博物馆的馆长和总监们都对在警惕、留心这种变化。
9. 9、 When I first got to my university, I was on the alert for everything.
   刚进大学时，我对一切都心存戒备。
10. 10、 Federal and state health officials are on the alert for more cases.
    联邦和州卫生官员目前正警惕着更多病案的发生。
11. 11、 The public should be on the alert during thunderstorms.
    市民对雷暴必须提高警觉。
12. 12、 We must be on the alert to discharge our responsibilities toward the friendly countries.
    对于友好的国家，我们应该尽到我们应尽的责任。
13. 13、 Bird watchers on the alert for a rare species; cops were on the job and caught them red-handed.
    鸟类学家警惕地看的一个稀有品种；警察们很警惕并且当场抓获了他们。
14. 14、 The patrol police on duty are on the alert against any possible disturbances.
    值班巡警处于戒备状态，随时准备应付任何可能发生的骚乱。
15. 15、 The police of Marseilles will be on the alert by land, whilst the governor pursues me by sea.
    马赛的警察会在海岸上搜索，而监狱长则会从海上来追赶我。
16. 16、 I hope this will put both authorized institutions and debt collection agencies on the alert.
    我们希望此举可达到警惕认可机构及收数公司的作用。
17. 17、 Knowing that danger threatened, the sentry was on the alert.
    因为知道危险势将发生，这哨兵加意戒备。
18. 18、 But we must remain on the alert.
    但是我们现在仍然要保持警惕。
19. 19、 The sentries were all on the alert.
    哨兵们都警戒着。
20. 20、 The middle class on the alert.
    处于警惕中的中产阶级。
21. 21、 Every country that advocates peace must be on the alert.
    每一个主张和平的国家都必须提高警惕。
22. 22、 They have put the army on the alert.
    他们已使军队进入戒备状态。
23. 23、 Keep on the alert; we're due for an inspection.
    提防着点，轮到检查我们了。
24. 24、 The captain ordered his men to keep on the alert and to ready the cannon.
    上尉命令他的部下加强戒备，准备好大炮。
25. 25、 For the former, they will not be on the alert, while the latter is often scary.
    对于前者，他们不会加以提防，而对后者却常常提心吊胆。
26. 26、 In an instant we were on the alert, but it was too late;
    我们立刻警戒起来，但已经太晚了。
27. 27、 The soldiers were put on the alert to wipe out any enemy that dared to intrude.
    军队处于戒备状态，准备消灭一切敢于入侵之敌。
28. 28、 Drivers must be on the alert for traffic signals.
    司机必须注意交通信号。
29. 29、 Scientists then can train people who fall often how to be on the alert.
    然后，科学家就能告诉那些经常摔倒的人该怎样小心提防。
30. 30、 When a desktop alert appears, click the down arrow on the alert.
    出现“桌面通知”时，单击通知上的向下箭头。