1、reward可以用作名词和动词，reward多用作及物动词，后接名词或代词作宾语，指对某人的所作所为给予一定的报酬作为奖励。
2、reward作动词时有酬谢,奖励,报答,惩罚的意思。
例句：
Why do we try to reward ourselves with the very things that aren't goo d for us and that we have been trying to avoid?
为什么我们试着奖赏给自己那些对自身不好并且努力试图避免的东西呢？
3、reward作名词时有报酬，报答，赏金的意思。
例句：
Shouldn't a programmer be able to ask for a reward for his creativity?
难道程式师不能为他的创造力要求报酬吗？