Fire had polished the sparkling enamel of its inner walls, sprinkled all over with mica-rich dust.

火力把珐琅质的和发泽为洞壁摩亮了，洞壁上满是云石的粉屑。

By the weak light from a few torches within the entrance to the long tunnel, the snowflakes gave off a faint blue glow, like pieces of dancing mica.

在长长的隧道入口处几支火炬微弱的芒下，雪花发出淡淡的蓝，是片片舞动的云。

And even as the refined product has become cheaper, the price of spodumene, a feedstock used to transform lithium ores, remains high, squeezing processors' margins.

而且即产品已经变得更便宜，用于转化锂矿的原料——锂云的价格仍然很高，这挤压了加工者的利润率。

I mean, like the Vikings needed a special diffracting piece of mica to navigate because they could never see the sun.

我的意思是，就像维京人需要一块特殊的云来导航，因为他们根本看不到太阳。

Radiation enters through this window made of mica and knocks off electrons from the gas, typically argon.

辐射通过这扇由云制成的窗口进入，并从气体（通常是氩气）中击落电子。