基本解释n.褪光；间接生存；保热套；岩石巷道同根派生 英汉例句She clung to the hope that her son was not dead.她坚信她儿子还活着。He was dead asleep.他酣然大睡。She lay there inert, I thought she must be dead.她躺在那儿一动不动，我想她一定是死了。He cut away a dead branch.他砍掉一根枯干的树枝。