The paper introduces some utilizations of mine goaf, such as, water filling, wastefilling, rubbish filling, etc., which are Helpful to mine goaf treatment.
介绍了采空场的若干应用，包括水充填、尾砂充填、垃圾充填，对空场处理有借鉴意义。
2
First, you'll waste a lot of time filling your head with useless nonsense.
首先，你将浪费很多时间去把没用的谬论塞进自己的大脑。
3
"It was such a waste of time," she said, tears filling her eyes. "I'm angry not only for me, but for a lot of people."