dead /ded/ adj. 1.死的：She has been dead for one year. 她死了已经一年了。A dead body of a man was found on the ground.地上发现一具男尸。The hunter fired and the tiger fell dead. 猎人开枪后,老虎应声倒下死了。 2.无感觉的： be dead to shame 恬不知耻 My fingers feel dead. 我的手指冻僵了。
deadline /ˈdedlain/ n. ［c］1.最后限期，截止日期：I hope we can finish this task before the deadline.我希望我们能在最后限期之前完成这项任务。The deadline for making application is this Friday.申请截止日期为本周五。2.不可逾越的界线：Nobody can pass that deadline.没有人可以越过那一界线。
deadlock /ˈdedlɔk/ n. ［u］& ［c］死锁，僵局：The meeting is deadlocked.会议陷入了僵局。The negotiations reached a deadlock after two hours.两小时后谈判陷入了僵局。
