epicycloidalwheel外: outside; external side摆轮: balance wheel; balance; wobb ...外摆线轮: epicycloidal wheel外摆线轮齿: epicycloidal wheel tooth外摆线轮系: epicyclic train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:外摆轮 外摆线轮，即可在微信中查询翻译
