gyro ballgyrosphere回转: gyration; rotation; swing; t ...球: sphere; globe直角回转球阀: quarter-turn ball valve转球: track ball; twist; zhuanqiu不转球: non-spin ball; plain ball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:回转球,即可在微信中查询翻译