He bragged to his friends about the crime.

他向朋友炫耀他的罪行。

Winn bragged that he had spies in the department.

温吹嘘说他在这个部门里有密探。

He knew nothing whatever about his mother; but he sometimes bragged about her.

他对母亲一无所知；但他有时会吹嘘她。

He bragged about how brave he was.

他夸耀自己多么勇敢。

He bragged that his car was the fastest.

他吹牛说他的汽车是最快的。