With these, however, arose the question of when to begin counting, and so, in the early 14th century, a number of systems evolved.
但是,随之而来的是何时开始计数的问题,因此,在14世纪早期,一些系统发生了变化。
But when the same question arose with regard to the baby, it had a very different colour.
不过出现的同样问题与她的孩子有关的时候,就有了不同的色彩。
The question then arose, would it satisfactorily explain the spectrum of hydrogen?
于是问题升级了:它是否能够令人满意地解释氢原子光谱?
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