Though the heavy metal lead is largely gone from our gasoline and paint, it still lies insidiously below us in the ground and occasionally drifts through the air as dust.

尽管金属铅大部分通过汽油和油漆排放出去了，但任有一部分藏在我们看不见的地下，有时候作为灰尘漂浮在空气中。

youdao

Now we are going to paint the ground.

现在我们将要开始绘制地面。

youdao

I went back to Artisan and used the paint Brush Tool, which allows you to paint a new texture on top of the existing ground cover texture by clicking and dragging.

这使我回到细分工具，使用画笔工具，通过点击和拖动就可以为现有复上纹理的地面的顶部涂上新的纹理。

youdao

He explains that lead can enter the ground from leaded paint and leaded fuel and from industry.

VOA: special.2009.06.09

Powdered white lead used in the manufacture of paint had leeched into the ground and poisoned the soil.

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