The open pit areas are surrounded by an array of sculpted tailings ponds and mine dump areas; these receive mine waste rock for storage and later leaching for further recovery of metals.

露天矿坑周围是一些开挖尾料的堆弃池和废矿垃圾场。储存在这些地方的废弃矿石，稍后经过过滤可以深入提取其中的金属。

youdao

At other times he drives a bulldozer in "the pit", where rubbish trucks dump San Francisco's household waste, to be loaded onto bigger trucks also headed for the landfill.

其他时候，他负责在被称为“深坑”的地方驾驶推土机。在这里，那些来自圣弗朗西斯科洲的家庭生活废品被运来了，又被更大的垃圾装载车运走，继续前往堆填区。

youdao

Relative to the waste rock dump of underground mining, open-pit mining needs a larger one.

相对于地下开采的废石场，露天开采的排土场占地面积要大得多。

youdao

Caterpillar's dump trucks hauled the first coal out of the pit.

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