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
What are you working on?
你在做什么？
He always keeps his words.
他总是信守诺言。
The powder is made from fish, blood and bones.
肥粉是由鱼、血和骨头做成的。