Yet the alchemists had their triumphs, inventing brilliant new pigments, perfecting the old - red lead oxide, yellow arsenic sulfide, a little copper and vinegar and you've got bright green verdigris.

尽管如此，炼金术士还是获得了许多成就，他们创造了色彩鲜艳的天然色素，使原来的色素更完美——红色的氧化铅，黄色的硫化砷，少许铜加上醋，你就会得到明亮的绿色的铜绿。

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LaserMotive USES special cells made with arsenic and gallium, which are better able to capture the near-infra-red wavelengths of its laser beam.

LaserMotive使用的则是砷镓特制电池，这种电池在攫取近红外波长方面更具优势。

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The author even regrets the removal from the paintbox of rich greens based on arsenic and flame-red vermilion formed from powdered mercuric sulphide.

甚至让笔者感到遗憾的是含砷的浓绿色和粉状硫化汞制成的火焰般红色的朱砂从颜料盒中消失了。

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LaserMotive uses special cells made with arsenic and gallium, which are better able to capture the near-infra-red wavelengths of its laser beam.

ECONOMIST: Monitor