| 单词 | 链式反应 |
| 释义 | 〔subcritical〕Having a mass of fissionable material that is less than that needed for a chain reaction.具有一堆大小不足以维持链式反应的可裂变材料的〔Mullis〕American biochemist. He shared a 1993 Nobel Prize in chemistry for devising the polymerase chain reaction technique, which is used in genetic engineering studies to make trillions of copies of a single fragment of DNA in a very short time.穆里斯，卡里·班克斯：美国生物化学家。他因设计聚合酶链式反应技术而与人分享1993的诺贝尔化学奖，该技术用于基因工程研究中，可在非常短的时间内复制上万亿个的DNA单片〔Fermi〕Italian-born American physicist. He won a 1938 Nobel Prize for his work on artificial radioactivity caused by neutron bombardment. In 1942 he produced the first controlled nuclear chain reaction, in a squash court at the University of Chicago.费密，恩里科：(1901-1954) 意大利裔的美国物理学家，因研究由中子放射原子而引起的人造辐射而获1938年诺贝尔奖。1942年在芝加哥大学的壁球场，他首次进行核能链式反应的实验 |
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