She drove up a steep grade and then began the long descent into the desert.

她驾车爬上一个陡坡，然后开始长长的下坡进入沙漠。

《柯林斯英汉双解大词典》

The train snailed up the steep grade.

火车蜗牛一般地慢慢爬上陡坡。 。

youdao

The train snailed up the steep grade.

火车蜗牛一般地慢慢爬上陡坡。

youdao

From my rocking chair, the back lawn extended far down a steep grade ending at a trout pond and smelled new-mown.

FORBES: Blackberry Farm, Walland, Tennessee

However, it is important that investors do take serious note of how steep the decline in ore grade has been.

FORBES: Silvercorp Back in Focus

The slopes are craggy, storm-blasted and steep, and food is pretty much limited to potatoes and whatever animals you can chase up a 50-grade incline without falling down the adjacent precipice.

CNN: Takanakuy: The fighting festival of Peru