Weather Forecast Inaccurate

气象预报不准确

Looked at the weather forecast, and know that it will rain today.Then, in the evening, be Yuanmingyuan ancient graffiti, this material is soluble in water, as long as it rains at night, the graffiti will disappear, but the weather forecast is not accurate, waited for days without rain,graffiti can only be found.

看了气象预报，知道今天会下雨。于是，傍晚，在圆明园的古建上做个涂鸦，而这个材料是溶于水的，只要晚上下雨，这个涂鸦就会消失，可是气象预报不准确，等了几天都没有下雨，这个涂鸦只能被发现了。