knucklebone

基本解释

• n.指關節骨；膝節骨

同根派生

• knucklebone相关词

英汉例句

• His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.
  他的胳膊活像一衹破損的指南針，早已不再是一條胳膊，卻成了加上一條脛骨的指關節了。

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