时间: 2025-04-23 14:50:07
美: [kɔf]
英: [kɒf]
n. 咳嗽，咳嗽声；咳嗽病
vt. 咳出
vi. 咳嗽
n. (Cough)人名；(英)考夫
最后更新时间:2025-04-23 14:50:07
词源分析：Cough 源自古英语“cohhian”，其词根可能与古德语“kōkan”有关，表示“咳嗽”的动作。
历史背景：Cough 的首次书面记录可以追溯到中世纪英语，在文学作品中常用于描述呼吸系统的疾病症状。
课本：Cough 可能出现在**的小学及初中英语教材中，涵盖基础健康教育。同时在牛津和美国教材中，通常出现在中小学健康或生物学课程中。
正式与非正式语境：
特殊场合：在医学领域，Cough 可用于描述特定类型的咳嗽（如干咳、湿咳），例如在医学文献中提到：“A productive cough is often a sign of infection.”（有痰的咳嗽通常是感染的迹象。）
同义词：
反义词：
通过以上分析，学*者可以更全面地理解和掌握单词 “cough”的用法及其在各类语境中的应用。
[V-I] When you cough, you force air out of your throat with a sudden, harsh noise. You often cough when you are ill, or when you are nervous or want to attract someone's attention. 咳嗽
例：Graham began to cough violently.格雷厄姆开始剧烈地咳嗽。
[N-COUNT] Cough is also a noun. 咳嗽
例：Coughs and sneezes spread infections much faster in a warm atmosphere.咳嗽和喷嚏在温暖的空气里传播疾病快得多。
[N-UNCOUNT] coughing 咳嗽
例：He was then overcome by a terrible fit of coughing.之后他一阵剧烈咳嗽，咳到无法控制。
[V-T] If you cough blood or mucus, it comes up out of your throat or mouth when you cough. 咳出 (血、痰等)
例：I started coughing blood so they transferred me to a hospital.我开始咳血，所以他们把我送到了一家医院。
[PHRASAL VERB] Cough up means the same as . 咳嗽
例：On the chilly seas, Keats became feverish, continually coughing up blood.在寒冷的海边，济慈开始发烧，不断地咳血。
[N-COUNT] A cough is an illness in which you cough often and your chest or throat hurts. 咳嗽
例：I had a persistent cough for over a month.我持续咳嗽已经一个多月了。