Knee support
[医] 膝支持器
🧩 词语组成解析
knee
[ni]
n. 膝;膝盖;
vt. 用膝盖碰;
🗣️ 情景例句
His experience will be valuable to both of us.
他的经验对你我都很有用。
Put (or Lay or Set) one's shoulder to the wheel.
出一把力。
What shocked him most was that the men who carried him were black.
最使他感到惊奇的是，把他运走的人都是黑人。