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
地震: [地球物理] earthquake; earthshock; earthdin; temblor; seism 短语和例子国家地震局 the state bureau of seismology; 急速地震 tachyseism; 预报地震 predict earthquake; 火山地震 volcanic earthquake; 多地震地区 a land of earth