idiopathic/ˌɪd.i.əˈpæθ.ɪk/形容词特发的,自发的,原因不明的(疾病)Idiopathic pulmonary fibrosis is a lung condition which causes scarring of the lungs.特发性肺纤维化是一种造成肺部形成瘢疤的疾病。想跟读,去练习