alert
[ADJ, NOUN, VERB]
1. 警觉的
If you are alert, you are paying full attention to things around you and are able to deal with anything that might happen.
近义词
双语例句
例：We all have to stay alert.
我们都必须保持警觉。
2. 充分意识到的
If you are alert to something, you are fully aware of it.
双语例句
例：The bank is alert to the danger.
银行充分意识到了危险。
ADJ. 形容词
alerts
1. [C 可数名词] 戒备状态
An alert is a situation in which people prepare themselves for something dangerous that might happen soon.
双语例句
例：There has been criticism of how his administration handled last week's terrorism alert.
人们对他的政府对待上周恐怖威胁的戒备方式有批评之辞。
NOUN. 名词
on the alert
1. 准备应对
If you are on the alert for something, you are ready to deal with it if it happens.
双语例句
例：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。
PHRASE. 习语
alerts , alerting , alerted
1. [T 及物动词] 向…发出警报
If you alert someone to a situation, especially a dangerous or unpleasant situation, you tell them about it.
双语例句
例：He wanted to alert people to the activities of the group.
他想警告人们注意这个组织的行动。
VERB. 动词
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