She has a sarcastic tongue.是什么意思？

She has a sarcastic tongue.

她喜欢挖苦人.

she

pron. 她，它；

例句
Her lover walked out on her after she had aborted their child.
她的情人在她打掉胎儿后甩了她。

has

v. 有( have的第三人称单数 )，（亲属关系中）接受，拿，买到；

例句
...the operation a patient has had.
病人做过的手术

sarcastic

adj. 讥讽的，讽刺的，挖苦的；

例句
A sarcastic remark was on the tip of her tongue.
挖苦的话到了她嘴边却没说出来。

tongue

n. 舌头，喙，语言，方言，演说，鞋舌，[复]口才；vt. 用舌吹，舔，嵌接，[古]批评，指责；vi. 吹奏（管乐器），运用舌法发音，突出；

例句
He bit his tongue as he found himself on the point of saying 'follow that car'.
他想说“跟上那辆车”，话到嘴边又咽了回去。