Instantaneous center(of rotation)
[化] (转动)瞬心
🧩 词语组成解析
🗣️ 情景例句
I don't care for a ranch type.
不爱平房。
Then I asked him if he knew anybody in New York .
然后我问他是否他在纽约认识人。
He owned himself defeated.
他承认自己失败了。