Joints rotary
[医] 旋转关节, 车轴关节
🧩 词语组成解析
n. 关节；连接, 接头；运动付（joint的复数形式）
🗣️ 情景例句
it's exactly as it was when we were married!
它跟我们结婚的时候一模一样！
Please be quiet.
请安静点。
What was it like?
那次地震怎么样？