It is a very complex substance and contains flavonoids, organic acids, vitamins and numerous minerals.

这是一个非常复杂的物质和含有类黄酮，有机酸，维生素和许多矿物质。

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Wine is a more complex substance than one might think, and, above two thousand metres, and at close to zero degrees centigrade, it displays interesting behavioral anomalies.

酒可能是比人想象的要复杂得多的物质，在海拔两千米的高处，接近零摄氏温度，表现出有趣的反常现象。

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Enterprise culture is a complex of the spirit culture, system culture and substance culture.

企业文化是精神文化、制度文化和物质文化的复合体。

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Honey is a complex substance, containing up to 800 compounds and its complexity means it has been difficult to pinpoint exactly how it kills bacteria.

CNN: Study: Honey can kill superbugs

Wine is a more complex substance than one might think, and, above two thousand metres, and at close to zero degrees centigrade, it displays interesting behavioral anomalies.

NEWYORKER: Bear Meat

Cases that reach the appellate level are sometimes murky, involving possible mental illness, substance abuse or other complex issues.

WSJ: Two Lawyers Strike Gold in U.S. Disability System