She breathed deeply, drawing in the fresh mountain air.

她深深地呼吸着山上的新鲜空气。

《牛津词典》

As September has the clear sky and fresh air, it is a very good time to climb the mountain.

由于九月有晴朗的天空和新鲜的空气，这是一个很好的爬山时间。

youdao

The air in the mountain is so fresh that can make the busy citizens be far away from the hubbub and feel way above par.

山里的空气清新，能让生活在繁忙都会的城市人洗净城市尘嚣，让人感觉心旷神怡。

youdao

As he walked out, he told a friend, "I think I can already smell the fresh mountain air of my home in Tennessee."

VOA: special.2010.02.11