Which is why it is a black swirling mass of inky fluid or liquids.

因此它被设计成一团墨黑色的漩涡，如烟似雾。

Dementors, at least a hundred of them, gliding in a black mass around the lake toward them.

摄瑰怪，至少有一百个，黑黑的一团，在湖的周围向他们滑行过来。

In the broad electric daylight, an enormous black mass, quite motionless, hung suspended in the midst of the waters.

在电光照耀中，我看见一团巨大的黑东西，静止不动，悬在海水中间。

The gloom was profound. I glimpsed a black mass disappearing eastward, where its running lights were fading out in the distance.

夜色沉黑。我仿佛看到一大块黑东西在东方渐渐消失了，它的标灯远远地熄灭了。

And this black mass is a fine black powder.

而这黑色物质，是一种细小的黑色粉末。

And then, we are left with something that we call the black mass.

然后，我们留下了一些我们称之为黑色物质的东西。

That done, useful materials can be leached chemically out of the black mass.

完成后，有用的材料可以从黑色物质中以化学方式浸出。

At the foot of an open muddy slope he saw a round, black mass about the size of a dinner plate moving in the water's edge.

在一片空旷泥泞的斜坡脚下，一团大小和餐盘一样的黑色物质在河流边缘移动。

We take this fine powder, the black mass, we pass it on into the hydrometallurgical process ... Hydrometallurgy means treating metal in liquid.

我们将这种细粉末，黑色物质，将其传递到湿法冶金过程中......湿法冶金意味着在液体中处理金属。

Through the window-frame the sky looked light by contrast, and above the black mass of asters in the earthen jar one white star glimmered like a moth.

透过窗框，天空显得比较明亮，在瓦罐里那一大团黑色的紫苑上方， 一颗白色的星星像飞蛾一样闪闪发光。

She appeared a mere spot, hardly distinguishable from the grass, as she crossed the open ground, and soon became absorbed in the black mass of the fir plantation.

当她穿过开阔的地面时，她看起来只是一个点，与草几乎无法区分，很快就被冷杉种植园的黑色物质所吸引。

Through the wide doors of the sheds she caught a glimpse of the black mass of the boat, lying in beside the quay wall , with illumined portholes .

从棚子的大宽门望去，她瞥了一眼黑色的巨大的船体，停在码头旁边，舷窗上亮着灯光。

Ways of doing this are improving all the time, says Emma Nehrenheim, Northvolt's chief environmental officer, as robots are taught better how to dismantle the batteries and then crush the cells into a crumbled material called " black mass" .

Northvolt 的首席环境官 Emma Nehrenheim 说， 这样做的方法一直在改进，因为机器人被更好地教导如何拆卸电池， 然后将电池粉碎成称为“黑色物质” 的碎屑材料。