基本解释活动扳手词组短语短语shifting g spanner 活动扳手Copper shifting spanner 铜质活口扳手shifting spanner更多词组英英字典柯林斯英英字典 an adjustable spanner (Also called shifter) shifting spanner剑桥字典shifting spanner柯林斯字典专业释义动力与电气工程活动扳手活络扳手