Joints knee
[医] 膝关节
🧩 词语组成解析
n. 关节；连接, 接头；运动付（joint的复数形式）
knee
[ni]
n. 膝;膝盖;
vt. 用膝盖碰;
🗣️ 情景例句
It is not as difficult as it looks.
这并不像看起来那丢难。
My brother wants to learn how to play the piano.
我的兄弟要去学弹钢琴。
We enjoy staring at them, entranced as they go about their business, unaware (we hope) of our presence.
我们喜欢入迷地看它们做事，它们不知道（但愿如此）我们就在它们身边。