英汉词典

1. （动物）吃青草；放牛；放羊；放牧
    When animals graze or are grazed, they eat the grass or other plants that are growing in a particular place. You can also say that a field is grazed by animals.

    e.g. Five cows graze serenely around a massive oak...
           5头奶牛在一棵大橡树旁悠闲自在地啃着青草。
    e.g. 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。

2. 擦伤（身体部位）
    If you graze a part of your body, you injure your skin by scraping against something.

    e.g. I had grazed my knees a little.
           我的膝盖擦破了一点皮。