Metacentrics
(metacentric 的复数) 具中间着丝粒的
🗣️ 情景例句
What's wrong?
什么病
The refused to buy that explanation.
他们拒绝接受那样的解释。
Before you leave the lab, make sure the electricity is turned off and the windows are shut.
你们离开实验室前，务必要关上电源，关好窗户。