He has grazed his knee.是什么意思？

He has grazed his knee.

他擦伤了膝盖。

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

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

grazed

v. （让动物）吃草( graze的过去式和过去分词 )，轻擦，擦破，擦过，掠过；

例句
The hills have been grazed by sheep because they were too steep to be ploughed...
这几座山过于陡峭，不适于耕种，所以就用来牧羊了。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

knee

n. 膝，膝盖；vt. 用膝盖碰；

例句
He's been out of action for 16 months with a serious knee injury...
由于膝部严重受伤，他已停工16个月。