The payload of a ballistic missile is its warhead.一枚弹道导弹的有效载荷是它的弹头.It can hit a target with an atomic warhead.它能以原子弹头袭击目标.The warhead is the missile's payload, or cargo.战斗部是导弹的有效载荷, 即运载物....
有的书必须精读,有的只要稍加涉猎即可.Some books are for intensive study and some are for cursory reading.真诚精读的人很少,但粗读者却很多.There are few bona fide readers but many dippers.B: 我们有高级写作和精读教材等.B : We have advanced writing, reading, and so on....