adj.未包装的
动词unpack的过去式和过去分词形式.
Carrying the bags upstairs is half the battle. Then we only have to unpack them. 把袋子搬上楼就做了一大半工作，后面的事只需把袋子打开，取出里面的东西就行了。
I will leave you now so that you can unpack. 我这就走，好让你打开行李。
I'm just going to unpack my clothes. 我正要从衣箱取出我的衣物。
Let's unpack before we go to bed. 咱们打开行李再睡觉吧。
