on the alert

戒备状态

常用释义

词性释义

警觉的:警觉的;警惕的;留心的。

警戒状态:警戒状态;戒备状态;警觉状态。
例句
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1·They want to be on the alert for similar buying opportunities.
他们要准备应对类似的购买机会。
—— 《柯林斯英汉双解大词典》
2·Police are warning the public to be on the alert for suspicious packages.
警方警告公众要警惕可疑包裹。
—— 《牛津词典》
3·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。
—— 《新英汉大辞典》
4·Stay on the alert in this case.
这种情况下要保持警惕。
5·But we must remain on the alert.
但是我们现在仍然要保持警惕。
6·Yellow - be on the alert.
黄灯表示警告状态。
7·Old Jolyon was on the alert at once.
老乔里恩立刻警觉起来。
8·Hearing this, I was instantly on the alert.
我一听这话,当下就警惕起来。
9·But Paige's mothering instinct was on the alert.
但Paige母性的直觉向她发出了警报。
10·She is often on the alert to avoid such company.
她时常警惕着,不和这样的人为伍。
同义词
提防;警戒著;随时准备著