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1.be on guard against
警惕收藏指正
2.watch out; alert
警惕收藏指正
3.lower one's guard; be off one's guard;
丧失警惕收藏指正
4.To keep a vigil over.
保持警惕收藏指正
5.relax vigilance;
放松警惕收藏指正
6.maintain vigilance; be on the alert;
保持警惕收藏指正
7.relax one's vigilance;
放松警惕收藏指正
8.redouble one's vigilance;
加倍警惕收藏指正
9.The way to be safe is never to feel secure.
警惕才能安全。收藏指正
10.Do not relax your vigilance.
不要放松警惕。收藏指正
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英汉释义
vt. & vi. guard
常见搭配(v)