So, if scales are defined by math and music is made by scales, he reasoned that math was the basis of all music.

因此，如果音阶是由数学定义的，音乐是由音阶组成的，他推断数学是所有音乐的基础。

Then he reasoned that the success of this investment would make her ten times as secure as she was now, so he followed Danglars'example.

之后他自忖这次投资一定会成功，并会为她带来十倍的资产，便也签署了财产抵押书。

He reasoned that we were the central figures in our son's life, but forming an attachment to a caregiver was good for his development.

他的理由是，在儿子的生活中我们是核心人物，但对照顾他的人形成一种依恋感则有利于他的成长。

He reasoned that, as the top layer got worn, and water began leaking through it, this glue would start to dissolve.

他解释说，当顶层磨损后，水就会开始渗透下去，这种水溶性粘胶就会逐渐溶解。轻微的损坏不会有太大问题。

So, he reasoned that a crown mixed with silver would have to be bulkier than one made only of gold if both weighed the same.

所以，他推断在相同质量的前提下，一个掺银的王冠一定比纯金的王冠体积大。

He reasoned that as the wheels spun, the mercury would flow to the bottom of each reservoir, leaving one side of the wheel perpetually heavier than the other.

他这样解释，随着轮轴转动，水银会顺着流向每个储液槽的底部，这样会使滚轮的一边永远比另一边重。

He reasoned that because it is easier to formulate certain concepts and not others in a given language, the speakers of that language think along one track and not along another.

他论述说，某一特定语言中比较容易形成某些特定概念，但与此有别的其他概念则不易形成，因此该语言的使用者思考问题只会沿着这一条道而不会沿着那一条道进行。

He reasoned that if the backlog of stuff didn’t pile up in the vacuole, the genes that were supposed to send it there had to be the ones that has been turned off.

他推断，如果积压的物质没有堆积在液泡中，那么本应将其发送到液泡中的基因就必须被关闭。