生命中令人悲伤的一件事

　　A sad thing in life is when you meet someone who means a lot to you，only to find out in the end that it was never meant to be and you just have to let go. 生命中令人悲伤的一件事是，你遇到了一个对你来说很重要的人，但却最终发现你们有缘无份，因此你不得不放手。