N-COUNT
（某人特有的说话或动作的）习性，习气，习惯
Someone's mannerisms are the gestures or ways of speaking which are very characteristic of them, and which they often use.
例句
His mannerisms are more those of a preoccupied math professor...
他的举手投足更像是一个全神贯注的数学教授。
In accent and mannerism he appeared to be completely Eastern European.
从口音和举止来看，他像一个地道的东欧人。