1.
The platoon leader warned the men to have their eyes about them and beware of booby traps.
排长告诫士兵们要特别警觉，小心陷害井。
2.
he exercised caution in opening the door; he handled the vase with care.
他小心翼翼发挥最大的警觉。
3.
The rabbit seems to be very alert all its life.
兔子似乎一生都小心翼翼, 十分警觉。
4.
The old people had been guarded and suspicious in their own house.
上了年纪的人都非常警觉，就连在自己家里也十分小心多疑。
5.
The thieves kept their eyes open for the police.
这些小偷提高警觉以防警察。
6.
The policeman warned people of the thieves.
警察提醒人们小心扒手。
7.
He warns them to mind the door .
他警告他们小心门。
8.
be vigilant, be on the lookout, be on one's guard, be careful.
警惕的，小心戒备着。
9.
hawker handling centre [police station]
小贩处理中心〔警署〕
10.
The old nurse was prudent and shrewd.
这位老保姆小心而机警。
11.
Be alert to shame lurking within you.
要时刻警觉羞愧就潜伏在你的内心。
12.
Entrepreneurial Alertness:Mental Schema to Opportunity Recognition;
企业家的警觉性:机会识别的心理图式
13.
But venturing to peep, he perceived that the latter, instead of retiring, as might have been reasonably expected upon this announcement, were watching with increased attention.
但他小心地探出头看一下，他发觉宪兵在听到这个宣布以后非但没有退走，反而显得更警惕了。
14.
The fire alarm was accidentally set off.
火警报警器不小心给弄响了。
15.
Close attention or vigilance to minimize risk.
对最小风险的严密注意或警觉。
16.
She felt uncomfortable and she was wary.
她听到这话，心里感到不是滋味，因而警觉起来。
17.
The watchman who caught the thief was praised for his vigilance.
那抓到小偷的巡夜者，因其警觉受到赞赏。
18.
Keep on your toes, lads, the attack is expected at any moment.
小伙子们，要保持警觉，敌人随时可能来袭。