基本解释[机] 交叉皮带;合带词组短语短语half crossed belt 直角回转皮带half -crossed belt 半交皮带crossed belt sander [木]卧带式砂光机crossed belt drive 交叉皮带传动cross belt crossed belt 交叉皮带crossed belt更多词组专业释义机械工程半交皮带交叉皮带