雨都停了这片天灰什么呢我还记得你说我们要快乐
[yŭ dōu tíng le zhè piàn tiān huī shén me ní wŏ hái jì dé nĭ shuō wŏ men yào kuài lè]
This poetic net name roughly translates to “Why does the sky still look grey after it stops raining? I remember you said we would be happy.” It conveys the feeling of waiting for happiness even if there is no obvious cause for unhappiness, suggesting lingering sadness.