Ramon thinks tying boards to your feet and going down a hill is crazy.

Ramon觉得把板绑在脚上 然后从山上往下滑是疯掉了。

When the bus went down a hill, the brakes failed.

公共汽车下山时， 刹车失灵了。

'It does when you go down a hill! 'the boy laughed.

“当你下山时就会这样！ ” 男孩笑道。

A " sled" (sled) is something you use to go down a hill, usually one that has snow or ice on it.

“雪橇” （雪橇）是你用来下山的东西，通常是上面有雪或冰的东西。

Sledding is when you get a sled and you go down a hill, you slide down the hill on the sled, or toboggan.

雪橇是当你得到一个雪橇，然后你下山，你在雪橇或雪橇上滑下山坡。

We think about sleds usually with young children who go down a hill, slide down a hill, that has snow or ice on it.

我们通常会想到雪橇和年幼的孩子一起下山，从山上滑下， 上面有雪或冰。