migration rate徒: apprentice; pupil动: harness cause disorder stir ...速率: speed; rate; tempo摆动速率: flutter rate浮动速率: floating eed; floating speed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:徒动速率，即可在微信中查询翻译
