lower wig-wag下: below; down; under; undernea ...摇摆: sway; swing; rock; vacillate ...上下摇摆: teeter上摇摆轮: upper wig-wag摆轮: balance wheel; balance; wobbler◇摆轮心轴 verge; 摆轮游丝系统 balance and hair spring system; 摆轮钟 pendulum watch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:下摇摆轮，即可在微信中查询翻译
