She's dead set on getting this new job.

　　她打定主意要得到這個新工作。

　　She could be dead for all I know.

　　她說不定已經死了。

　　Why are you so dead set against the idea?

　　你為什么那樣死命地反對這個主意呢？

　　Why study Latin? It's a dead language.

　　為什么學拉丁語？它已經不再有人說了。

　　We don't know whether he's alive or dead.

　　我們不知道他是死是活。