to break the surface of the skin by rubbing against something rough

He fell down and grazed his knee. 他摔倒时擦伤了膝盖。

He was lucky, the bullet just grazed his leg. 他很幸运，子弹只是擦伤了他的腿。

If an object grazes something, it touches its surface lightly when it passes it.

The aircraft's landing gear grazed the treetops as it landed. 飞机在降落时，起落架掠过树梢。

to (cause animals to) eat grass

The cows were grazing. 奶牛在吃草。

The farmer grazes cattle on this land in the summer months. 农夫夏季在这块地上放牛。

to eat small amounts of food many times during the day instead of sitting down to eat meals at particular times

No dinner for me, thanks - I've been grazing all day. 多谢，不用做我的晚饭——我一天都在吃零食。

an injury on the surface of your skin caused by rubbing it against something rough

Her legs were covered with cuts and grazes. 她腿上满是割伤的口子和蹭伤。