简介：The world is really small. It seems that when you turn around, you don't know who you will meet; The world is really big. It seems that once you turn around, you don't know who will disappear.
简介：The world is really small. It seems that when you turn around, you don't know who you will meet; The world is really big. It seems that once you turn around, you don't know who will disappear.
