The one place in the world where whales get as much cancer as humans, is Canada's Saint Lawrence river estuary.

世界上鲸鱼患上与人类一样多的癌症的地方是加拿大的圣劳伦斯河河口。

This is the Saint Lawrence River and it's one of the most historically significant rivers in all of world history.

这是圣劳伦斯河，它是世界历史上最具历史意义的河流之一。

The Saint Lawrence River runs right through the middle of the city.

圣劳伦斯河从市中心穿过。