Instantaneous center(of rotation)
[化] (转动)瞬心
🧩 词语组成解析
🗣️ 情景例句
Maybe we can spend some time together next weekend.
也许下个周末我们可以一起玩玩。
Do you usually work at the restaurant after school?
你通常在放学后在餐厅工作吗？
Hi, Li Lei! Nice to see you again!
你好，李磊！又见到你了，真高兴！