involuntary
adj. 无意识的；自然而然的；不知不觉的
例句
The drug's side effects can include involuntary defecation.
此药物的副作用可能包括无意识的排便。
《柯林斯英汉双解大词典》
Other ocular signs include involuntary rhythmic movement of the eyeball.
其它眼睛特征包括眼球无意识而有节奏的运动。
He wants to legalize drugs, ban involuntary commitments to mental institutions, and replace state schools with online education.
他想要使毒品合法化，禁止非自愿向精神病院提供服务，并用在线教育取代公立学校。
