think over与think about和reflect on的区别是什么?

think about 思考；考虑
exercise the powers of thought with regard to,consider
We must think about the matter.
我们应该考虑这件事.
What are you thinking about?
你在想什么?
think over 仔细考虑
reflect on,ponder
Let me think it over.
让我好好想一想.
Let's think over what we'd better do.
咱们想一想最好怎么办.
reflect on
1.仔细考虑
I have been reflecting on the matter.
我一直在考虑这件事.
2.有损于
The lie that you told reflects on your honesty.
你所说的那个谎话有损你的诚实.

和think about 意思应该差不多 ， 就是考虑某事的意思， about和over 作为take into consideration; reflect 考虑; 深思; 细想: Think how nice it