我以前在美国坐过火车，讨厌它的速度缓慢以及停靠站数繁多。

I had traveled on a train before in the US and hated how slow it was and how many stops there were.

youdao

下降速度缓慢，每年降幅不到1%。

The rate of decline is slow, at less than 1% per year.

youdao

尽管速度缓慢，教育系统还在不断改善。

Rather slowly, the education system is improving.

youdao

The tempo here is very slow and he slows it down even more and then it just sits out there, this huge wonderful voice that he had, on the leading tone.

速度非常缓慢,经他处理后就更慢了,余音缭绕,他在导音上展现了洪亮,精妙的歌喉

耶鲁公开课 - 聆听音乐课程节选