Mathematical pendulum
[化] 数学摆
🧩 词语组成解析
🗣️ 情景例句
When you start to work, I'll give you $ 2,500 a month.
开始上班时，给你每月2500美元。
You'll have to decide whether you want to pass your examinations or just have a good time.
你必须决定你是想通过考试还是好好玩一玩。
However, size and strength are not the only important things about this bridge.
然而，这座桥重要特点不仅是它的规模与强度。