Plane joints
[医] 平面关节
🧩 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
So am I.
我也很遗憾。
How much does it cost to rent a mid-size car?
租一辆中型汽车要多少钱？
It really depends on who is in charge.
那纯粹要看谁负责了。