asthma

asthma — noun

1. a long-term illness affecting the lungs, where the small tubes that carry air ti

1.名詞B1
釋義

a long-term illness affecting the lungs, where the small tubes that carry air tighten up suddenly and cause a person to wheeze, cough, and struggle to get enough breath, often after contact with dust, pollen, smoke, cold air, or hard exercise.

例句

Mei was diagnosed with asthma when she was six years old.

passive: be diagnosed with asthma

Leila always carries an inhaler because her asthma gets worse in cold weather.

collocation: asthma gets worse / triggers asthma

同義詞

文法句型

have asthma

suffer from asthma

an asthma attack

用法筆記

Almost always uncountable; you say 'have asthma' (no article), not 'have an asthma'. The countable phrase is 'an asthma attack', meaning a single episode.

常見錯誤

❌My brother has an asthma.
✅My brother has asthma.
💡asthma is uncountable; drop the article unless you mean 'an asthma attack'.
❌She got asthma after running.
✅She had an asthma attack after running.
💡'get asthma' usually means develop the long-term condition, not a single episode.