有关: have sth. to do with; have a bearing on; relate to; concern; be in [with] relation to; involve; have relations with; in the way of; in [with] regard to; be connected with; in connection wi
危险: dangerous; perilous; risk; peril; danger 短语和例子发出危险信号 send out a danger signal; 冒生命危险 at the risk of one's life; peril one's life; 脱离危险 out of danger; 在危险中 in danger of; in the time of peri
紧急: urgent; pressing; critical; emergent; pressure; emergency; urgency 短语和例子紧急关头 critical moment; 在非常紧急的时候 in extraordinary emergencies; 应付紧急事变 rise to the emergency; 发出紧急呼吁 issue an urgent ap