在昏暗的光线下，他几乎看不清她。

He could hardly see her in the ___dim light.

图书馆的灯光太暗了，以至于很难阅读。

The library's lighting is so ___dim that it's difficult to read.

随着戏剧开场，观众席的灯光慢慢暗了下来。

As the play began, the house lights slowly grew ___dim.