... 有机含硫化合物 containing organic compound 总含硫化合物 total thiol 石油含硫化合物 sulfur compounds in petroleum ...
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Lignin: Complex oxygen-containing organic compound, a mixture of polymers of poorly known structure.
木质素：一种复杂的含氧有机物，是结构尚不清楚的多种聚合物的混合物。
An aldehyde is an organic compound containing a formyl group.
醛是一种含有甲酰组的有机化合物。
Guanine: organic compound of the purine family often called a base consisting of two rings each containing both nitrogen and carbon atoms and an amino group.
鸟嘌呤：嘌呤类的有机化合物，常称为碱基，包含二个环，各含氮原子和碳原子，还有一个氨群。
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