knuckles

基本解释

• n.指关节；膝关节；肘形接头；铰链连接
• v.以指节压；屈从；开始努力工作

同根派生

英汉例句

用作名词 (n.)

• Our fingers bend at the knuckle.
  我们的手指在指关节处弯曲。
• Guidry had the 1 of the best sliders ever and should teach him, and Moose should teach him the Knuckle curve.
  古得利已经有了史上最厉害的滑球，必须要好好传授他，然后轮到穆西纳，也必须要教他指关节区球。

用作动词 (v.)

• It's time to knuckle down to work.
  该开始努力工作了。