bronchiectasis
bronchiectasis[ˌbrɒŋkɪˈɛktəsɪs]noun- [mass noun](Medicine)abnormal widening of the bronchi or their branches, causing a risk of infection
(医)支气管扩张
语源- late 19th cent.: from Greek bronkhia (denoting the branches of the main bronchi) + ektasis 'dilatation'
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