deadadj.死的；不起作用的；无趣的；筋疲力尽的；麻木的；完全的；无效的；沉闷的；（指球）界外的adv.完全地；直接地；突然地deadboltn.锁扭；固定栓=deadlock(美).

1. Marley was as dead as a doornail.
   老马利已经死定了。
2. The newly planted trees will be as dead as a dodo if frost hits them.
   新栽种的树如果被霜冻侵袭，那就死定了。