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。
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.
第二阶段称为暗反应阶段，CO2（通过增加H原子）被还原成碳水化合物。
These reactions must take place in the presence of light energy. In the second set , called light-independent reactions, CO2 is reduced (via the addition of H atoms) to carbohydrate.
这对于理解过渡金属原子簇化合物内的电子转移对光学激发的作用以及用来设计新的无机-有机杂化二阶非线性光学材料有较大的帮助。
The results are helpful to understand the relationships between charge transfer and optical excitation, and to the design of novel organic-inorganic hybrid nonlinear optical materials.
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