decoupled propeller与: take part in; participate in减速器: decelerator; reducer; reduct ...脱: cast; shed; drop; fall off开: open; turn on; switch on; be ...的: 4次方是 The fourth power of 2 i ...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:与减速器脱开的螺旋桨，即可在微信中查询翻译
