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1·Five-year-old Zhou Hao was playing with a classmate near a slag heap from another factory in their hamlet.

那时5岁的周浩和他的同学正在村子中另一所工厂的炉渣堆附近玩耍。

2·The plant has created not just an ugly slag heap but a public-health problem whose true extent is still unknown.

该工厂已经不只是一个丑陋的矿渣堆了，而且它也引起了公共健康问题，这个问题的严重性仍是未知。

3·The Mashed Potato of the Future is an inky mountain of mystery. It sits on the plate like a slag heap, or the ashes of an apocalyptic disaster.

“未来的土豆泥”是一座神秘的墨色山脉，坐落在碟子里，就像一堆矿渣或天灾留下的灰烬。