act without delay upon hearing the news; go into action as soon as one gets wind of sth; immediately respond to a call ❍ 消息传来后，他们～。They went into action promptly as soon as they learned of the news.
闻风而动wen feng er dong
act without delay on hearing the news
闻风而动
act without delay upon hearing the news;immediately respond to a call;go into action without delay
闻风而动wén fēnɡ ér dònɡ
听到消息就立即行动。go into action without delay, immediately to respond to a call, go immediately into action