So sometimes they go down hills, and then sometimes they go across flat land, then down hills, etc.

所以有时选手从山上滑下来，然后有时他们穿过平地，然后再下山，等等。

That leap down hill and dale.

直泻山崖成瀑布。

He liked to roll down hills, but that made him tired.

他喜欢从小山上滚下来，但是那样做会很累。

He made the rills so small, That leap down hill and dale.

他令小河细流，直泻山崖成瀑布。

We go up and down stairs, for example, and we may also go up and down hills.

比如，我们上楼、下楼，我们也会上坡、下坡。

You can see that as I do this, the ski will naturally start to turn down hill.

可见，当我平行转弯时，滑雪板能自然顺畅地沿着山坡蜿蜒而下。

Just at that moment a horseman came into sight, galloping down hill, his steed covered with foam.

就在那时，人们看到一位骑马人飞奔冲下山坡，马儿越跑越近，马嘴边吐着白沫。

Then there's also snowboarding, which basically has the same events, obviously not cross-country, it's only down hills.

然后，还有单板滑雪，基本上有相同类型比赛项目，显然不是越野，只是下山。

The best way to start this is in your snow plough pointing down hill with the hands in front.

这个动作最好的开始方式就是，滑雪板指向山下，把手举在前面。

The saturated ground giving way to landslides in some areas leaving houses dangling from cliffs and backyards sliding down hills.

在一些地区，水分饱和的土地出现了山体滑坡，房屋还悬在崖上，后院却从山上滑落。

And he gets to try to climb trees and run and roll down hills.

他开始尝试爬树、奔跑和滚下山坡。

It didn't help that they were walking up and down hills.

他们在山上走来走去也于事无补。

You see, it is hard for bears to run down hill, because their hind legs are longer than their front ones.

你知道的，熊很难跑下山，因为它们的后肢比前肢长得多。

The yellow brick road went past fields and through trees, up hills and down hills.

黄砖路经过田野， 穿过树木，上山下山。

Where I'm from is quite flat but if you go further, further afield you can go down hills and everything. –Yeah.

我的家乡在相对平坦的地方，但如果你继续深入，深入田野的话，你会看到山坡等等。-嗯。

This led early builders to overcompensate, hurling trains down hills and pulling on the brakes when they reached the station.

这导致早期的建设者过度补偿，将火车从山上扔下来，并在到达车站时拉刹车。

But as the snow continues to melt and the rain water runs down hills into creeks and rivers, the flooding threat isn't over.

但是，随着雪继续融化，雨水顺着山坡流入小溪和河流，洪水的威胁还没有结束。

But as the snow continues to melt and the rainwater runs down hills in the creeks and rivers, the flooding threat isn't over.

但是，积雪仍在继续融化，而且雨水流进了山下的小溪和河流中，洪水威胁仍未结束。

The hamper containing six fowls and a young pig was no light weight; it was taken down hill, unsteadily, with jerks.

装着六只家禽和一头小猪的篮子重量不轻； 它被摇摇晃晃地从山上拖下来。

Then the snarling and worrying went on outside; and they rolled over the bank, and down hill, bumping over the rocks.

然后外面继续咆哮和担忧； 他们翻过河岸， 滚下山坡，在岩石上颠簸。