Spherical pendulum
[化] 球面摆
🧩 词语组成解析
🗣️ 情景例句
Sure. We've been in business about five years now.
当然。我们创业至今有五年的历史。
To toast
敬酒
We were both lucky. I think she is a hero too!
我们俩都很走运。我认为她也是个英雄。