死海不死，秘密永存DEAD

1. a dead cert:肯定。2. be dead against:直接针对;死命反对。3. be dead on the target:正中目标。4. be dead to sth.:对某事物毫无感觉。5.dead beat:筋疲力尽。6.dead-cat bounce:死猫反弹,回光返照；短暂的经济复苏；股票大幅下跌后短浅反弹。7.drop dead:倒毙。8. dead drop:情报秘密放置点。9.dead forms:形式,虚礼。10.dead legs:脓包,懒鬼。11. dead lift/pull:紧急关头,困难关头。12. enough to wake the dead:惊天动地,震耳欲聋。