新东方-柯林斯雅思备考词典

alert

英  [əˈlɜːt]
    

[ADJ, NOUN, VERB]

    ADJ. 形容词
  • 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

    attentive

    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。

    NOUN. 名词
  • 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。

    PHRASE. 习语
  • 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。

    VERB. 动词
  • 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。