Chronic obstructive pulmonary disease (COPD) is a lung ailment that is characterized by a persistent blockage of airflow from the lungs.

慢性阻塞性肺病是一种以持续阻塞来自肺部的气流为特征的肺部疾病。

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A: Although relatively few people have heard of it, chronic obstructive pulmonary disease (COPD) kills on average one person every 10 seconds.

答：虽然相对而言听说过慢性阻塞性肺病的人并不多，但平均每10秒就有一人因该疾病而死亡。

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Tobacco use and the burning of solid fuels for indoor heating and cooking are the primary risk factors for chronic obstructive pulmonary disease (COPD) – a lung ailment – in women.

慢性阻塞性肺病：烟草使用以及用于室内取暖和做饭的固体燃料燃烧是使妇女罹患慢性阻塞性肺病（一种肺部疾病）的主要风险因素。

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Chronic obstructive pulmonary disease, or COPD, is a life-threatening condition commonly caused by years of smoking.

VOA: special.2010.06.23

However, they said the operation could still help to improve the lives of many people with chronic obstructive pulmonary disease (COPD).

BBC: Doctors back 'controversial' operation

Trained dogs were asked to sniff out a study group that included lung cancer patients, chronic obstructive pulmonary disease (COPD) patients, and healthy volunteers.

FORBES: How Dogs Beat Doctors in Identifying Early-Stage Lung Cancer

But in conditions such as cystic fibrosis or chronic obstructive pulmonary disease (COPD), the "brush" fails to work properly, they suggest, becoming squashed and trapping mucus, which then becomes stuck to cells.

BBC: 'Brush' offers clues to fighting lung disease