1998年5月初，专程来北京参加北京大学百年校庆活动的1997年诺贝尔物理学奖得主华裔教授朱棣文，作了题为“与生物学相结合的原子和分子物理学”的报告．演讲时，朱教授向近千名师生展示了一段极其精采的科学实验录相．人们看到一个折叠着的脱氧核糖核酸分子（DNA），先被轻轻 In early May 1998, Zhu Shuwen, a Chinese-American professor who came to Beijing to participate in the 100th Anniversary of Peking University’s 1997 Nobel Prize in Physics, made a report entitled “Atom and Molecular Physics Combined with Biology.” At the time of the speech, Prof. Zhu showed an extremely brilliant video of scientific experiments to nearly a thousand teachers and students. People saw a folded DNA molecule (DNA)