Rock 'n' roll had entered a period of stasis.

摇滚乐已经进入了一个停滞期。

《柯林斯英汉双解大词典》

I think a lot of rock "n" roll fans prefer that to a pure sound.

我认为，比起纯粹的乐声，很多摇滚乐迷们都会更喜欢那种乐声。

youdao

Good, because the point I was going to make is that the sound of rock 'n' roll changed over the years.

这很好，因为我想说的是，摇滚的声音自近些年来已经改变了。

youdao

At Saint Laurent, Hedi Slimane went skinny and rock-n-roll with baby-doll dresses and leather miniskirts.

WSJ: Bold Fashions for Fall 2013

This was usually my only opportunity to change the radio channel from my father's preferred easy listening station to WOKY, a popular Milwaukee rock-n-roll station.

NPR: The Sounds of Love: Valentine's Day Music

The whole rock-n-roll picture just had to unfold in due course.

FORBES: Where Have All The Rock Stars Gone?