The valencetheory of cognitive grammar provides a powerful explanation to the semantic construction of the English adjectival syntactic construction.
认知语法语法配价理论对英语形容词句式的语义建构做出了强有力的解释。
2
So, we can think about now how do we describe this bond in valence bond theory.
我们现在可以考虑，怎么在价电子成键理论中描述这个键。
3
So, using our simple valence bond theory, what we would expect is that we want to pair up any unpaired electrons in methane with unpaired electrons from hydrogen and form bonds.