英语词汇lower arm是什么意思，lower arm的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	lower arm
释义	DEFINITIVE EXAMPLES 权威例句〔contraction〕The contraction of this muscle raises the lower arm.这块肌肉收缩使下臂抬起。剑桥高阶The contraction of this muscle causes the lower arm to be raised.这根肌肉的收缩使下臂抬起来。剑桥国际
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