52.高速宽带网

　a new high-speed broadband network

51.中国与计算机一见钟情It seems to be　 love at first byte for China and computers

50.世界一流be among the world’s best

49.人体检测国际研究项目　 the international human genome project

48.目的在发展农业　 aim at improving agriculture

47.破解生命之谜solve the mysteries of life

46.第一次载人太空飞行

　the first manned space flight

45.长征系列运载火箭　 Long March rocket series

44. 中国航天局 the Chinese Space Agency

43.探索太空 explore space