英语词汇protractor muscle怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	protractor muscle
释义	protractor muscle 简明释义牵引肌网络释义 1 ?伸肌 ... 异物取出器 protractor 伸肌 protractor muscle 椎间板突出 protrusion of intervertebral disc ... 2 [昆]?牵引肌 ... 背鳍 back fin; backfin; dorsal fin 牵引肌 musculus protractor; protractor muscle 背鳍棘 spinous dorsal ... 短语 1 pedal protractor muscle 伸足肌 2 protractor dorsalis muscle 背鳍引肌 3 protractor ventralis muscle 腹鳍引肌
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