Unit 1 Science and Scientists Words and expressions 词汇 课件-2023-2024学年高中英语人教版（2019）选择性必修第二册

选择性必修第二册 UNIT 1 Science and Scientists 1 1. cholera ['kɒlərə]: 霍乱 /U/ have/deveplop/get cholera: 感染霍乱 1)重病/剧痛 severe disease/pain 2)恶劣的天气/严冬 severe weather/winter 3)面临严峻挑战 face severe challenges 4)任何人违反法律都将被严惩。(主语从句) Whoever breaks the law will be severely punished. 2. severe [sɪ'vɪə(r)] adj. 极为恶劣的; 十分严重的; 严厉的 be severe on/with 对…严厉 =be hard on = be strict with severely adv.严重地；严格地，严厉地 severeness n. 严重，艰难，淳朴； severity n.严重，猛烈 He is severe with his children. 他对子女很严格。 3.diarrhoea/diarrhea[ˌdaɪə'rɪə]:n.腹泻 have/get diarrhoea/the runs 腹泻; 拉肚子 4. dehydration [ˌdiːhaɪ'dreɪʃn]: n.脱水 dehydration reaction 失水反应 dehydrate vt. 使脱水，使干燥; vi.（人体的）脱水，失水 hydrate v.补充水分 5. frustrated adj. 懊恼的；沮丧的；失意的 frustrate vt.挫败，阻挠 frustrating adj. 令人沮丧的 frustration n. 沮丧，懊恼 with frustration 沮丧地 He became frustrated because no one knew how to prevent or treat cholera. a frustrated artist 不得志的艺术家 feel frustrated 感到沮丧 同义词：discouraged/depressed/disappointed 5 6. once and for all: ① 最终地 finally ultimately eventually ② 彻底地 completely entirely absolutely totally thoroughly We have to tackle the difficult problem once and for all.我们得彻底解决这个难题。 6 关于all 的短语： first of all 首先 after all 毕竟；终究 above all 最重要是 all in all 总而言之 in all 总共= in total = altogether 7.contradictory [ˌkɒntrə'dɪktəri] adj. 相互矛盾的; 对立的; 不一致的 be contradictory to… 与……矛盾、相反 His remark was contradictory to the truth. 他的叙述与事实矛盾。 contradictory messages/statements contradict v. 相抵触，批驳 contradict each other 互相矛盾 contradict sb 反驳某人 contradict oneself 自相矛盾 contradiction n. 驳斥 in contradiction to 与……相矛盾 8. infection n. 感染;传染 infect vt. 使感染；传染 infectious adj. 传染性的;感染的 infectious smile 富有感染力的笑容 infected adj. 带细