They are a function of the instant atomic arrangement, how we arrange the atoms: same composition, simple example, one inch thick pine board, one inch thick plywood.
那是即时的原子排序,的功能,我们如何排序原子,同样的成分,简单的例子,一英寸厚的松木板,一英寸厚的胶合板。
A muffin serving size is the size of a light bulb.
一份松饼是灯泡这么大
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