Libration point
拉格朗日点; 秤动点
🧩 词语组成解析
n. 摆动, 天平动
🗣️ 情景例句
Something else I'd like to know is...
关于其他我还想知道...
Joy and sorrow are next-door neighbours.
是喜是忧难以分。
In a few years the small workshop had become a large factory which employed seven hundred and twenty-eight people.
几年之后，小铺子已经发展成了一个雇有728人的大工厂。