farmer's lung
noun [ U ] uk/ˌfɑː.məz ˈlʌŋ/ us/ˌfɑːr.mɚz ˈlʌŋ/
农民肺（一种常见的过敏性肺炎）
a lung disease caused by breathing in dust from hay and other crops
Some farm workers have to give up their occupation because of farmer's lung. 因为患上了农民肺，一些农场的工人不得不放弃农场工作。