我听说加拿大是个多山的国家。

Yes. In the west are the famous Rocky Mountains.

是的，西部有著名的落基山脉。

What about the middle of Canada?

加拿大中部如何？

The central provinces are a vast plain, with rolling hills towards the east.

中部是广阔的平原，起伏的丘陵延伸至东部。

Is the north hilly?

北部丘陵多吗？

Not in the center. It's full of lakes,rivers and vegetation.

北部中间地区不多。该地区主要是湖泊、河流和植被。

Does that mean permanent ice?

那里是不是长年冰冻？

Yes, you are right.

是的。你说得对。

Where do the people live?

人们都住在哪儿呢？

Canadian population mainly concentrated along the southern border.

加拿大人□主要聚集茌南部边境地区。