Unit 1 Science and Scientists复习讲义-2023-2024学年高中英语人教版（2019）选择性必修第二册

选择性必修二U1 第一组 cholera [ k l r ] n. 霍乱 severe [s v ]adj. 极为恶劣的; 十分严重的; 严厉的 severely adv. 严重地,严厉地 diarrhoea [ da r ]n. 腹泻 dehydration [ di ha dre n]n. 脱水 frustrated [fr s tre t d]adj. 懊恼的; 沮丧的; 失意的 once and for all 最终地; 彻底地 contradictory [ k n tr d k t ri]adj. 相互矛盾的; 对立的; 不一致的 infection [ n fek n]n. 感染; 传染 infect [ n fekt]vt. 使感染; 传染 infected adv.受感染的 germ [ m]n. 微生物; 细菌; 病菌 subscribe [s b skra b] vi. 认购(股份); 定期订购; 定期交纳(会费) subscribe to 同意; 赞同 proof [pru f]n. 证据; 证明; 检验 multiple [ m l t pl]adj. 数量多的; 多种多样的 multiply vt/vi 大量增加;繁殖;相乘 pump [p mp] n. 泵; 抽水机; 打气筒 water pump 水泵 household [ ha s h ld]n. 一家人; 家庭; 同住一所(套)房子的人 suspect [ s s pekt]vt./vi. 怀疑; 疑有; 不信任 \ n. 犯罪嫌疑人; 可疑对象 adj.不可信的 blame [ble m] vt. 把……归咎于; 责怪; 指责 n. 责备; 指责 handle [ h ndl]n. 把手; 拉手; 柄 vt. 处理; 搬动; 操纵(车辆、动物、工具等) intervention [ n t ( ) ven n]n. 介入; 出面; 干涉 link [l k]n. 联系; 纽带 vt. 把……连接起来; 相关联 raw [r ]adj. 未煮的; 生的; 未经处理的; 原始的 pure [pj ]adj. 干净的; 纯的; 纯粹的 substantial [s b st n l]adj. 大量的; 价值巨大的; 重大的;坚实的 decrease [ di kri s]n. 减少; 降低; 减少量 vt./vi. (使大小、数量等)减少; 减小; 降低 thanks to 幸亏; 由于 statistic [st t s t k] n. [pl. ]统计数字; 统计资料; 统计学 transform [tr ns f m]vt. 使改观; 使改变形态 vi. 改变; 转变 transformation n.变化,改革 epidemiology [ ep di m l i]n. 流行病学 microscope [ ma kr sk p] n. 显微镜 Cholera is a severe disease caused by germs.People who are infected with this disease will suffer from severe diarrhoea, dehydration and even death.As a young doctor, John Snow felt frustrated at first,but he was determined to defeat King Cholera once and for all.There were then two contradictory theories explaining how cholera spread. Snow subscribed to the correct theory that cholera is caused by infection from germs in food or water. But Snow needed proof and findings. It happened that cholera broke out in London in 1854,and Snow began to investigate. He discovered that there were multiple deaths in some households near the water pump in Broad Street.This showed there was a link between the cases of cholera and the water. Snow suspected that the w