内容正文:
unit1单词讲义
cholera:
词性:名词
中文意思:霍乱
英文释义:an acute infectious disease caused by ingestion of food or water contaminated with the bacterium Vibrio cholerae
词源:该词源自拉丁语“cholera”,意为“胆汁”。
例句:The outbreak of cholera has caused a public health crisis.
固定搭配:cholera epidemic(霍乱流行)
近义词:diarrhea, dysentery
severe:
词性:形容词
中文意思:严重的,剧烈的
英文释义:extremely serious or intense
词源:来自拉丁语“severus”,意为“严厉的”。
例句:He suffered severe injuries in the accident.
固定搭配:severe pain(剧痛),severe weather conditions(恶劣的天气条件)
近义词:grave, intense, critical
dehydration:
词性:名词
中文意思:脱水
英文释义:the condition of being dehydrated, especially when caused by lack of water
词源:来自拉丁语“dehydratus”,意为“脱水”。
例句:Heatstroke can lead to dehydration.
固定搭配:dehydration symptoms(脱水症状),dehydration remedies(脱水治疗方法)
近义词:water loss, fluid loss
frustrated:
词性:形容词
中文意思:沮丧的,失望的
英文释义:feeling dissatisfaction or disappointment because something has not happened or been achieved as expected
词源:来自拉丁语“frustrare”,意为“挫败”。
例句:She felt frustrated with her lack of progress.
固定搭配:frustrated customer(不满意的客户),frustrated employee(失意的员工)
近义词:disappointed, discouraged, upset
contradictory:
词性:形容词
中文意思:矛盾的,互相抵触的
英文释义:expressing opposition or contradiction; conflicting or inconsistent
词源:来自拉丁语“contradictio”,意为“反驳”。
例句:His actions were contradictory to his words.
固定搭配:contradictory statements(矛盾的说法),contradictory evidence(相互矛盾的证据)
近义词:conflicting, opposing, inconsistent
infection:
词性:名词
中文意思:感染,传染
英文释义:the invasion and multiplication of microorganisms in the body of a host organism, which may be harmful or lethal.
词源:来自拉丁语“infectio”,意为“污染”。
例句:The doctor prescribed antibiotics for the infection.
固定搭配:infection control(感染控制),infection prevention(感染预防)
近义词:contamination, contagion, disease
infect
词性:动词
中文意思:感染,传染
英文释义:to make someone or something ill by passing a disease into them
词源:来自拉丁语的infectus,意为“影响”
例句:The virus can easily infect humans.
固定搭配:infect with, be infected by, infect others
近义词:contaminate, afflict, affect
germ
词性:名词
中文意思:细菌,微生物
英文释义:a very small l