Now why is this called " The Well-Tempered Clavier" ?

为什么这个作品被称作《平均律钢琴曲集》呢？

We think he started the " Well-Tempered Clavier" While in jail.

人们认为他是在监狱里开始创作《十二平均律钢琴曲集》的。

Bach's 'Well-Tempered Clavier', with its inventive explorations of key signatures, has been a particularly rich source of inspiration for jazz musicians.

巴赫的“Well-Tempered Clavier”以其对调号的创造性探索，一直是爵士音乐家特别丰富的灵感来源。