n.支气管炎
My brother has chronic bronchitis. 我的哥哥患有慢性支气管炎。
It's nothing serious, just a bit of bronchitis. 没什么,只是有点支气管发炎。
If you would leave off smoking, your bronchitis would much improve. 如果你戒烟的话,你的支气管炎就会好得多。