asthma

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英 { "us": "", "uk": "" }
数据源: ai_enrichment
哮喘是一种慢性呼吸道疾病,表现为反复发作的喘息、气促和胸闷,常由过敏或感染引发。

用法要点

句型搭配

asthma 通常用作不可数名词,表示疾病本身;在描述具体发作时,可用 have an asthma attack 或 suffer from asthma。

• have asthma
• suffer from asthma
• trigger an asthma attack

介词用法

常用介词包括 with(表示患有)、from(表示原因或来源)、due to(表示原因),如 patient with asthma、asthma from allergies、asthma due to pollution。

• with asthma
• asthma from dust
• asthma due to exercise

语域说明

asthma 是医学术语,在正式和非正式语境中通用;日常对话中常简化为 breathing problem,但正式场合建议使用 asthma 以准确描述。

• medical asthma diagnosis
• childhood asthma
• asthma management

基础例句

My son has asthma, so we avoid smoking around him.

我儿子有哮喘,所以我们避免在他周围吸烟。

She carries an inhaler because her asthma can act up suddenly.

她随身携带吸入器,因为她的哮喘可能突然发作。

Pollen in spring often triggers my asthma symptoms.

春天的花粉常常引发我的哮喘症状。

The doctor said it's just a mild case of asthma.

医生说这只是轻微的哮喘。

高级例句

Recent studies indicate that air pollution significantly exacerbates asthma prevalence in urban populations.

最近的研究表明,空气污染显著加剧了城市人口中哮喘的患病率。

The pharmaceutical company is developing a new biologic therapy for severe asthma patients.

这家制药公司正在为重症哮喘患者开发一种新的生物疗法。

In the workplace assessment, we identified potential allergens that could cause occupational asthma.

在工作场所评估中,我们识别了可能导致职业性哮喘的潜在过敏原。

The clinical trial aims to evaluate the efficacy of the inhaler in controlling asthma flare-ups.

这项临床试验旨在评估吸入器在控制哮喘发作方面的疗效。

高频搭配

verb

have asthmasuffer from asthmadevelop asthmatreat asthmacontrol asthmatrigger asthma

adjective

severe asthmamild asthmachronic asthmaallergic asthmachildhood asthmaadult-onset asthma

noun

asthma attackasthma symptomsasthma medicationasthma inhalerasthma patientasthma prevalence

adverb

badly asthmafrequently asthmasuddenly asthmachronically asthma

preposition

with asthmafrom asthmadue to asthmafor asthma

phrase

asthma flare-upasthma management planasthma action planexercise-induced asthmaoccupational asthma

常见错误

❌ 错误:I have an asthma.
✓ 正确:I have asthma.

asthma 是不可数名词,表示疾病本身,不需要冠词 a/an;错误用法添加了不定冠词,不符合英语习惯。

❌ 错误:He got asthma from cold weather.
✓ 正确:He developed asthma due to cold weather.

get 在非正式语境中可表示“患上”,但正式或医学语境中 develop 更准确;due to 比 from 更强调原因,使表达更清晰。

近义词辨析

wheezing

wheezing 指喘息的声音或症状,是哮喘的常见表现之一,但并非疾病本身;asthma 是慢性疾病,而 wheezing 可以是暂时性的。

The child's wheezing indicated a possible asthma attack, but not all wheezing is caused by asthma.

bronchitis

bronchitis 是支气管炎症,通常由感染引起,症状包括咳嗽和痰多;asthma 是慢性气道炎症,以可逆性气流受限为特征,常与过敏相关。

Acute bronchitis often resolves with treatment, whereas asthma requires long-term management to prevent flare-ups.