我为英雄代言用英文怎么说

"endorse" 是英语中表示 "为...代言" 的常用词。这个词来源于拉丁语 "endorāre"，意思是 "支持，赞同"。

例句：

I endorse this product. (我为这个产品代言。)
She endorsed the candidate for mayor. (她为市长候选人代言。)
The company has signed a contract for the celebrity to endorse their new pne of shoes. (公司已签署合同让这位名人为他们的新鞋线代言。)