bronze nut青铜: bronze螺母: nut source; origin; parent铜螺母: copper nut青铜螺旋浆: bronze propeller蝶形铜螺母: thumb brass unt下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:青铜螺母,即可在微信中查询翻译