Librations
(libration 的复数) n. 摆动, 天平动
🗣️ 情景例句
Or religion unless you know them very well.
除非你和对方很熟。
You must go to the moon. It's your duty.
你必须上月球去，这是你的职责。
The first thing I saw when I entered the art gallery was a notice which said:
走进展厅首先看到的是一张告示，上面写着