idiopathy
idiopathy[ˌɪdɪˈɒpəθi](pl. -ies)- (Medicine)a disease or condition which arises spontaneously or for which the cause is unknown
(医)自发病,原发症;特发病,疑难病
语源- late 17th cent.: from modern Latin idiopathia, from Greek idiopatheia, from idios 'own, private' + -patheia 'suffering'
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