必修2Unit5Music知识点详解

Unit5Book2Languagepoints1.rollvt.(1)(使)翻滚，滚动e.g.Theballrolleddownthehill.(2)使翻身，翻转rollsb/sthover(ontosth)e.g.Irolledthebabyoveronitsstomach.(3)（用某物）包裹，覆盖rollsth/sb/oneself(up)insthHerolledhimselfupintheblanket.(4)（使）摇摆，摇晃Theshiprolledheavily.Arollingstonegathersnomoss.滚石不接苔。•rollback•rollin•rollup使后退，击退；降低，削减（价格）大量涌入，滚滚而来=pourin到...