close in

动词 close in:

1. advance or converge on
   同义词：draw in
2. surround completely
   同义词：enclose, inclose, shut in

1. It's very close in here. Would you mind opening the window?
   ＂这里面太闷了，把窗子打开好吗？＂
2. Darkness was gradually closing in.
   暮色渐渐降临。
3. The days are closing in now that autumn is here.
   秋天来到了，白天渐渐短了。
4. The enemy is closing in (on us).
   敌人从四面八方(向我们)逼近。