1. Jack tried to make up to his boss.
   杰克试图讨好他的上司。
2. You mustn't jack up prices.
   你不该提高价格。
3. The preacher jacked up his sermon with humour.
   那个传教士运用幽默使他的讲道生动有趣。
4. L'm afraid you've got to jack him up.
   恐怕你得骂他一顿。
5. Workers often jack up a car to change a tyre.
   工人经常用起重机架起汽车换轮胎。

　1个动词解释