她非常恶毒用英语怎么说

"She is extremely vicious" 是可以用来形容一个人非常恶毒的英文表达。
"Vicious" 是一个形容词，意思是恶毒的、凶猛的、危险的。它来自拉丁语 "vicious"，有"wicked"、"evil" 等意思。
例句：
She is extremely vicious and cruel. 她非常恶毒和残忍。
He was attacked by a vicious dog. 他被一只凶恶的狗攻击了。
The criminal was known for his vicious crimes. 这名罪犯因他恶毒的犯罪而闻名。