The Earth orbits in an ellipse.地球轨道呈椭圆形。The man - made satellite orbits the earth every 48 hours.那颗人造卫星每48小时绕地球轨道运行一周.They knew each other by sight, but their orbits did not touch.他们见面认识, 但各自的生活圈子互不搭界....
赢得世界杯也许是国际体育比赛最大胜利.Winning the World Cup is perhaps the summit of international sporting success.大好形势不断鼓舞我们去争取更大胜利.The excellent situation has been inspiring us to win still greater victory.所以想在竞争中夺得大胜利是件很难的事.So it'...