revise是修在的意思，而correct则是正确的或者修改的意思，区别可以从以下例子看出：
After finishing the examination, we should review it before hand it in, revise any questions need to be corrected. As once hand in that is it. 考试结束后，我们要先复习再交，有问题需要修正的可以修改。 因为一旦交上去就是这样。
隐翅虫
水利万物而不争,
而万物莫能与之争。
