adjective 下载 🔗分享 病因不明,原发性。 Of, relating to, or designating a disease or condition having no known cause. Examples : "My grandmother suffers from idiopathic arthritis, meaning the doctors don't know what caused her joint pain. " 我奶奶患有原发性关节炎,也就是说医生们不知道她关节疼痛的病因。 medicine disease condition science 与AI对话词汇游戏阅读练习