So, for example, hydrogen or fluorine they'll never be in the middle, they'll always be on the end of a molecule.
比如,氢或者氟,永远不会在中间,它们总是会在分子中最边缘的位置。
So, you already have a hint that methyl groups are never in the middle, they always have to be on the outside.
那么,你已经得到了一个提示,那就是甲基永远都不可能在中间,它们总是在外侧。
When I do my best to imagine some kind of existence that would be desirable or attractive forever, it just doesn't work. It becomes a nightmare.
当我尽力想象一种,令人永远期望迷恋的存在时,根本想象不出,总是变成恶梦。
He tells a story about something he calls "the state of nature," a term he did not invent, but with which his name will always and forever be associated, the idea of the state of nature.
他讲了一个故事,叫做,“自然状态“,这不是他所发明的词,但他的名字,总是会,也永远会和,“自然状态“联系在一起。
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