英语词汇“allen screw”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	allen screw
释义	al·len screw AHDˈalə̇n- 基本英英阿伦螺钉,六角固定螺丝 Noun: a screw with a hexagonal hole in the head
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