减三和弦是根音上加一个小三度的三音和弦，其上加一个小三度。

A diminished triad is a three-note chord with a minor third added over the root and a minor third added above that.

youdao

这种收益能在“三度分离”范围以内传播。意思就是，如果这个人快乐，那么不仅他朋友的朋友会被传染快乐，他朋友的朋友的朋友也会被传染。

Benefits spread out to three degrees of separation, meaning a better chance at happiness for not only their friends' friends, but also their friends' friends' friends.

youdao

但如果我说还有比珠峰更高，却只有三度左右的平缓坡度以至于你能漫步其上的地方，你会怎么想呢？

But what if I said there is a place even higher than Everest, with a gentle three-degree slope that you could stroll up?

youdao

I'm not going to writegiven threemoles of hydrogen at one bar and three degrees, blah,bla I'm going to write it in a compact notation.

我不会写“给定1巴和多少度下,的三摩尔氢分子之类,我会把它写成一个紧凑的形式。

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So, they had the ratio of two to one, which gave them the octave, and three to two, which gave them the fifth, and four to three, which gave them the fourth.

他们发现,八度音程中,呈现的是二比一的比例,而五度音程中呈现三比二的比例,在四度音程中则呈现四比三的比例

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