The probability is one in a thousand. I have drawn it more than 7,000 times and still haven’t gotten it.
stars in the sky
Because the author did not make a guarantee mechanism ()
Flowing clouds and wind
Can't hold back laughter
Hope in the morning light
It's from the river, because the random algorithm is that I have an infinite number of things, and the things inside will not increase or decrease whether you take it or not. Then, every time you take it, there is a 0.01 chance of getting that thing. He didn't give it back to you on purpose, so there's no guarantee, so it's possible for you to miss a million draws.
Lonely traveler on a rainy night
Look at me
whisper of night
I feel quite rivery