involuntarily

不由自主地颤抖

To shake slightly because you are cold, frightened, or excited.

无意中颤抖。

不自主地战栗

To shake suddenly and violently, especially from fear, horror, or disgust.

突然猛烈地颤抖，尤指因恐惧、恐怖或厌恶。

不自主地抽搐

Refers to a sudden, quick, and uncontrolled movement of a muscle.

无意地抽搐

不由自主地收紧

Describes muscles becoming tense or rigid automatically, often due to stress or fear.

作为一种无法控制的自动反应而变紧

不自主地握紧

Used to describe muscles, fists, or teeth tightening without conscious control.

用于描述肌肉、拳头或牙齿在无意识控制下收紧。

不由自主地瞟向

Used for one's eyes or thoughts moving to a different subject or direction without intention.

用于描述眼睛或思绪在无意识控制下移动