2. Hang them or lock them up then throw the keys away. 拿他们问吊或把他们锁起来，然后把钥匙丢掉。
3. Before you all leave, would you check that all the books are put away? 在你们全部离开之前，请检查一下所有的书是否都放好了。
英英解释
adj.
1. not present; having left
2. used of an opponent's ground
3. (of a baseball pitch) on the far side of home plate from the batter adv.
1. from a particular thing or place or position (`forth' is obsolete)
2. from one's possession
3. out of the way (especially away from one's thoughts)
4. out of existence
5. at a distance in space or time
6. indicating continuing action; continuously or steadily
7. so as to be removed or gotten rid of
8. freely or at will
9. in or into a proper place (especially for storage or safekeeping)
10. in a different direction
11. in reserve; not for immediate use
