involuntary

• adj. 无意识的；自然而然的；不知不觉的

in-,不，非，voluntary,自愿的。

involuntary (adj.)

mid-15c., from Late Latin involuntarius "involuntary," from in- "not, opposite of" (see in- (1)) + Latin voluntarius (see voluntary). Related: Involuntarily.

1. Other ocular signs include involuntary rhythmic movement of the eyeball.

其他眼征包括眼球的无意识节奏运动。

来自柯林斯例句

2. She shrank back with an involuntary gasp.

她不由得倒抽了口冷气，往后退了退。

来自柯林斯例句

3. The drug's side-effects can include involuntary defecation.

该药的副作用可能包括排便失禁。

来自柯林斯例句

4. Involuntary repatriation of Haitians began this week.

这周已开始将海地人强制遣送回国。

来自柯林斯例句

5. an involuntary cry of pain

不由自主的痛苦的喊叫

来自《权威词典》