Levels
n. 色阶调整；控制色阶；水平, 标准（level复数形式）
🗣️ 情景例句
Please, after you.
你先请。
Well, the worst of the winter should be over.
不过，冬天最糟糕的一段日子总该过去了。
Right from the start there was trouble with the Hubble.
从最开始哈勃望远镜就有问题。