1.(戒备) guard against; garrison 短语和例子
2.(使人注意) warn; alarm 短语和例子
(感觉敏锐) alert; vigilant 短语和例子
1.(危险紧急的情况或事情) alarm 短语和例子
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- The young state trooper didn't say anything to him .
- The admirable police have found out that, have they ?
- The police commissioner is furious because the suspect has n't been found .
- He walked with confidence and grace, looked about him sharply .
- If, this, indeed, is the pattern of history, we are tempted to paraphrase shaw's deadly serious quip and say .