高中英语(人教版)必修二课件:Unit3 computer warming up
高中英语(人教版)必修二课件:Unit3 computer warming up第3页

universal adj. 普遍的,通用的,宇宙的 universe n.宇宙 Music has been called the universal language. simplify vt. 简化,使简明 eg: That will simplify my task. simple adj. 简单的,朴素的