“21世纪·爱立信杯”全国英语演讲比赛冠军得主演讲稿 ■孙宁 To me March 28th was a lucky day. It was on that particular evening that I found myself at central stage, in the spotlight. Winning the "21st Century·Ericsson Cup" Seven
Wind turbines are cool. You're going to love them 风力发电机很酷 你们会爱上它们 They'll be a source of pride 它们将是自豪的来源 The solar cell that powers my never winded watch 为我这块不用上发条的手表提供电能 Is around 10% efficie
