Wpcf
abbr. Water Pollution Control Federation <美>水污染控制联合会
🗣️ 情景例句
But it'll be better tomorrow.
但是明天就会好多了。
To learn how to count
学习记账
The pictures it sent us were very disappointing because its main mirror was faulty!
它传送给我们的图像很令人失望，因为它的主要镜子有误差。