He bettered his last year's record.他刷新了他去年的记录.As an account of adolescence it could hardly be bettered.作为描写青春期的书，它已几臻完美。One of his first experiments after the telephone bettered the phonograph.他在发明电话后首次的一项实验中,改善了留声机...
With colonic involvement, perirectal fistulae are common.累及结肠的直肠周瘘管常见.Tentorial dural arteriovenous fistulae are rare clinically.小脑幕脑膜动静脉瘘临床上比较少见.Objective To explore the angiographic appearances of the hemodynamic chang...
由于农村的工厂纷纷裁员，人们逐渐流向城市。As rural factories shed labour, people drift towards the cities.我们现在住在农村的一座美丽的新房子里.We are now living in a beautiful new house in the country.我坐在公共汽车的前部,以便更好地看一看农村的风光.I sat in the front of the bus to ...