From George Crookham, John Wesley Powell received a wide, but informal, education.

从乔治·克鲁克汉姆那里，约翰·韦斯利·鲍威尔接受了广泛但非正式的教育。

John Wesley Powell was thirty-five-years-old. He had served in the American Civil War.

约翰·韦斯利·鲍威尔当时35岁。他曾在美国内战中服役。

Many of John Wesley Powell's ideas were far ahead of his time.

很多约翰·韦斯利·鲍威尔的观点都是非常超前的。

So begins John Wesley Powell's story of his trip on the Green and Colorado Rivers.

就这样，约翰·韦斯利·鲍威尔在格林河和科罗拉多河流的旅行故事开始了。

John Wesley Powell's reports and maps from the trip greatly increased interest in the Grand Canyon.

约翰·韦斯利·鲍威尔的报道和旅行地图大大增加了人们对大峡谷的兴趣。

John Wesley Powell was a geologist and a scientist and his thinking was centuries before his time.

约翰·韦斯利·鲍威尔是一位地质学家和科学家，他的思想比他那个时代超前了几个世纪。

John Wesley Powell's scientific studies of western lands shaped his ideas of how those lands should be used.

约翰·韦斯利·鲍威尔对西部土地的科学研究形成了他的关于如何使用这些土地的观点。

The story of the brave explorers was printed in newspapers all over the country. John Wesley Powell became famous.

全国各大报纸都报道了勇敢的探险者们的故事。约翰·韦斯利·鲍威尔成名了。

John Wesley Powell got work as a school teacher in Illinois. Whenever possible, he went on scientific trips of his own.

约翰·韦斯利·鲍威尔在伊利诺斯州找到了一份教师的工作。只要有可能，他就自己进行科学旅行。

But John Wesley Powell believed it could. And he believed it would provide a wealth of scientific information about that part of America.

但是，约翰·韦斯利·鲍威尔认为可以。而且他认为它会提供关于美国的那个地区的大量科学信息。

An inventor named John Wesley Hyatt took on that challenge.

一位名叫 John Wesley Hyatt 的发明家接受了这一挑战。

So in 1863 an American named John Wesley Hyatt took up the challenge.

因此，在 1863 年，一位名叫约翰·韦斯利·凯悦的美国人接受了挑战。

But all of this was predicted a century and a half ago by none other than the main character of this video himself, John Wesley Powell.

但这一切早在一个半世纪前就被本视频的主角约翰·韦斯利·鲍威尔预言了。

A century and a half ago, John Wesley Powell correctly identified one of the geographic explanations behind this North American law of nature, the great Rocky Mountains.

一个半世纪以前，约翰·韦斯利·鲍威尔正确地发现了北美自然法则背后的地理解释之一，那就是伟大的落基山脉。

To answer that question, we need to go back a few decades to the first man who ever noticed the line's reality all the way back in 1878, John Wesley Powell.

要回答这个问题，我们需要追溯到几十年前，追溯到 1878 年第一个注意到这条线存在的人，约翰·韦斯利·鲍威尔。

A century and a half ago back during John Wesley Powell's time when he correctly identified the 100th Meridian as the approximate boundary, the line has steadily shifted eastwards to around the 98th Meridian today.

一个半世纪前，当约翰·韦斯利·鲍威尔正确地将子午线 100 度确定为近似边界时，这条线已经稳步向东移动到今天的子午线 98 度左右。