Unit1 Science and Scientists Reading and Thinking 课文逐句翻译课件-2023-2024学年高中英语人教版（2019）选择性必修第二册

Mar. 5th, 2024 Jane 选择性必修二 unit1 JOHN SNOW DEFEATS “ KING CHOLERA” 逐句翻译课件 Cholera used to be one of the most feared diseases in the world,until a British doctor,John Snow,showed how it could be overcome. 直到英国医生约翰 斯诺证明了霍乱能够被战胜之前,它一直是世界上最可怕的疾病之一。 ※画线部分是由until引导的时间状语从句 否定表达:not...until...结构,意为“直到...才...”。 强调句型:It is+not until...+that... This illness causes severe diarhoea, dehydration, and even death. In the early 19th century, when an outbreak of cholera hit Europe, millions of people died from the disease. 它可导致严重腹泻、脱水甚至死亡。十九世纪初,崔乱暴发,肆虐欧洲,数百万人丧命。 1.outbreak n.爆发 break out(战争、疾病)爆发 2.hit-hit-hit 袭击 a big hit=go viral走红 As a young doctor, John Snow became frustrated because no one knew how to prevent or treat cholera. In time, he rose to become a famous doctor, and even attended to Queen Victoria when she gave birth. However, he never lost his desire to destroy cholera once and for all. 由于当时无人知道如何预防或治疗霍乱,年轻的约翰・斯诺医生很沮丧。后来,他成了一位名医。甚至照料分娩的维多利亚女王。然而,他始终没有放弃彻底根除霍乱的愿望。 1.frustrated adj. 懊恼的;沮丧的;失意的 frustrating adj. 令人沮丧的 =depressed / down / upset 2. once and for all 最终地; 彻底地 同义词:completely/entirely/totally/thoroughly In general, doctors in those days had two contradictory theories to explain how cholera spread. One theory was that bad air caused the disease. The other was that cholera was caused by an infection from germs in food or water. 关于霍乱的蔓延方式,当时医生大体上有两种截然不同的看法。一种看法是空气污染引发,另一种看法是食物或饮用水中的细菌感染导致霍乱。 1. contradictory [ k ntr 'd kt ri]:adj. 相互矛盾的; 对立的; 不一致的 = inconsistent / nk n s st nt/ two contradictory theories 两个相互矛盾的理论 2. infection[ n'fek n]:n. 感染;传染 infect [ n'fekt]:vt. 使感染;传染 Snow subscribed to the second theory. It was correct, but he still needed proof. Consequently, when an outbreak of cholera hit London in 1854, Snow began to investigate. He discovered that in two particular streets the cholera outbreak was so severe that more than 500 people died in ten days. He was determined to find out why. 斯诺赞同第二种看法。这一看法是正确的,但他仍需要证据。因此,1854年伦敦暴发霍乱时,斯诺便开始调查。他发现霍乱疫情在两条街道上尤为严重,十