The drugs work well at first but gradually lose their effectiveness.这些药的效果起初非常好,但后来逐渐失效.To assert this is to denigrate the effectiveness of the police.坚持这一点就是贬低警方的办事能力.Bad diction marred the effectiveness of his speech.措...
他们拥有的弹头足以将世界毁灭好几次。Their warheads are enough to obliterate the world several times over.一枚弹道导弹的有效载荷是它的弹头.The payload of a ballistic missile is its warhead.它能以原子弹头袭击目标.It can hit a target with an atomic warhead....