2. Interest in the book began to drop off. 人们对这本书的兴趣开始减退了。
3. You want to drop off that bag at POW barracks 2 before the guards take It off you. 你要在警卫从你身上拿走这个袋子之前就在集中营兵营2丢掉。
英英解释
n.
1. a noticeable deterioration in performance or quality
2. a steep high face of rock
3. a change downward v.
1. fall or diminish
2. change from a waking to a sleeping state
3. leave or unload, especially of passengers or cargo
4. retreat
5. get worse