buddy是哥们或者伙伴的意思，而friend则是朋友的意思，区别可以从以下例子看出：
George is my buddy, we have playedand sleep together since we were in primary school, he is my best friend. 乔治是我的哥们，我们从小学就一起玩，一起睡，他是我最好的朋友。
煤炭资讯
水利万物而不争,
而万物莫能与之争。
