phlegm
用法要点
句型搭配
常作不可数名词,用于描述生理现象或性格特征,如 "cough up phlegm"(咳出痰)或 "show phlegm"(表现出镇定)。
介词用法
与介词 "in" 连用表示部位,如 "phlegm in the lungs"(肺里的痰);与 "with" 连用表示伴随状态,如 "cough with phlegm"(带痰咳嗽)。
语域说明
在医学或日常健康语境中多指生理痰液,较正式;在描述性格时较文学化,指冷静或迟钝,使用频率较低。
基础例句
He coughed up some phlegm after catching a cold.
他感冒后咳出了一些痰。
Drink more water to help clear the phlegm in your throat.
多喝水有助于清除喉咙里的痰。
She showed remarkable phlegm during the crisis, staying calm and focused.
她在危机中表现出非凡的镇定,保持冷静和专注。
高级例句
In medieval medicine, phlegm was considered one of the four bodily humors, associated with a calm and sluggish temperament.
在中世纪医学中,粘液被认为是四种体液之一,与冷静和迟钝的性格相关。
The patient's persistent cough with green phlegm indicated a possible bacterial infection requiring antibiotic treatment.
患者持续咳嗽并伴有绿色痰液,表明可能存在细菌感染,需要抗生素治疗。
His phlegmatic approach to negotiations, though slow, often led to stable and long-term agreements in business deals.
他在谈判中采取的粘液质般冷静的方式,虽然缓慢,但常在商业交易中促成稳定和长期的协议。
高频搭配
verb
adjective
noun
adverb
preposition
phrase
常见错误
phlegm 是不可数名词,表示物质或抽象概念时不用冠词 "a",直接使用即可。
phlegm 是名词,不能直接作形容词描述性格;应使用形容词形式 phlegmatic,意为 "冷静的" 或 "迟钝的"。
近义词辨析
mucus
mucus 泛指身体分泌的粘液,范围更广(如鼻腔、肠道),而 phlegm 特指呼吸道或喉咙的痰,常与咳嗽相关。
Mucus lines the nasal passages, while phlegm is coughed up from the lungs.
sputum
sputum 是医学术语,指咳出的痰液样本,更正式且用于诊断;phlegm 更通用,可指生理痰液或引申的性格镇定。
The doctor collected a sputum sample for analysis, noting the patient's phlegm was thick and discolored.