You got specific colors by adding metallic compounds to the other glass making ingredients.

通过在其他制作玻璃的原料中添加金属化合物，你可以得到特定的颜色。

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"We have narrowed ourselves in always using the same [few] ingredients," he explained, adding, "We have a nature and product diversity that needs to be used.

“我们在选用食材时，范围过于狭窄，只限于那几样。”他解释道。“大自然中有许多的东西需要被利用。”

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The study taps into the two sides of healthy food - adding in health promoting ingredients, and removing unhealthy ingredients, in this case trans fats.

该研究涉及了健康食品的两个方面，加入促进健康的成分，除去不健康的成分（反式脂肪）。

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You can now enjoy the martini without adding the extra ingredients of brine.

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After adding the remaining ingredients, he strains again.

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He reasoned that by adding the least reactive ingredients of his potion first and by using broken-down water molecules instead of intact H2O, he could prevent the premature gelling that had plagued his peers.

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