单词	elliptical gear
释义	elliptical gear 椭圆齿轮
随便看	keep to the left keep to the minimum keep to themselves keep to the point keep to the record keep to the right keep to the straight and narrow keep to the straight and narrow path keep to the subject keep to the windward of keep touch with keep to windward of keep to yourself keep ... to yourself keep track keep track of keep track of something keep track of time keep track with keep trucking keep trying keep tryst with sb keep two faces under one hood keep two objects in one line keep under 安生乐业安生服业安眉带眼安神定魄安老怀少安良除暴安若泰山安营下寨安营扎寨安贫乐贱邪计邪许邪说邪谋邪财邪路邪道邪道儿邪门邪门歪道