A week? As long as that?

一星期？要那么长时间？

I think I'd like to see some of the things that one can't find in other countries.

我想我喜欢看些别的国家看不到的东西。

Thus one simple fact, a change in the number of bison, had an effect on the whole wildlife chain of the plains.

因此，出现了这样一个简单的事实--野牛数目换的变化对平原的整个野生生物链都产生了影响。

On the subject of reading, Francis Bacon, who lived at about the same time as shakespeare, wrote these words, Some books are to be tasted, others to be swallowed, and some few to be chewed and digested. This good advice shows how it is possible to read

“有些书是应当尝尝滋味的，有些书是应当吞食下去的，有少数书是应当咀嚼和消化的。”这个忠告很好，它表明可以用不同的方法来阅读不同类型的书。

My teacher's gifted instruction lived on after her death.

我的教师逝世后，她宝贵的教诲仍继续长存。

Some of this heat near the earth's surfact is used to make electricity.

靠近地表的一部分热量已被用来发电。