One cool, somewhat happy, somewhat sober, somewhat relaxing, a bit relaxed.

一分冰凉，几分喜悦，几分清醒，几分自在，几分轻松。

youdao

But it was somewhat of a relief and a little bit more relaxing to not be thinking about how fast or far I was going.

但确实有点减压的作用，你不用担心跑的多快或多远。

youdao