推 mikehu : 之前听八卦版说美国是用面积
推 Excrement35 : 听说是美国
https://www.weather.gov/lmk/pops
What does this "30 percent" mean?
Probability of precipitation describes:
The chance of precipitation...
...at a particular point
...over a certain period of time.
看起来也不是美国ㄚ
姆咪决定先当作不知道有那回事

所以米国是看可能降雨的机率哦