Equilibrial
平衡
🗣️ 情景例句
to plan the refurnishing of the old library
计划重新整修老图书馆
The great and the little have need one of another.
伟大与渺小相得益彰。
Imagine a pen attached to the weight in such a way that its point rests upon a piece of paper on the floor.
假定把一支笔拴在重物上，笔尖落在地板上的一张纸上，