基本解释活動扳手词组短语短語shifting g spanner 活動扳手Copper shifting spanner 銅質活口扳手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動力與電氣工程活動扳手活絡扳手