第三章 刘易斯和克拉克探险队

　　In 1803 the United States President, Thomas Jefferson, bought the Louisiana territory from France.

　　美国总统托马斯·杰斐逊在1803从法国那里购买了路易斯安那州。

　　He paid 15 million dollars for this immense piece of land.

　　他花了1500万美元买了这片广袤的土地。

　　President Jefferson liked science. It was very interesting.

　　杰斐逊总统喜欢科学，这很有趣。

　　He wanted to learn about the plants and animals of the new territory.

　　他想要了解新领土中的动植物。

　　In May 1804 President Jefferson asked Meriwether Lewis and William Clark to explore the Louisiana Purchase.

　　杰斐逊总统在1804年五月让梅里韦瑟·刘易斯和威廉·克拉克去调查路易斯安那州的购买问题。

　　Lewis and Clark were the first white men to see this land.

　　刘易斯和克拉克是最先看到这片土地的白人。

　　This important expedition began in St. Louis, Missouri.

　　这场重要的探险开始于密苏里州圣路易斯市。

　　About 50 men traveled up the Missouri River. They explored the territory and made maps.

　　大约50人行驶到密苏里河。他们开发了这片领土并制作了地图。

　　After six months they stopped and built Fort Mandan.

　　6个月后，他们停下并建造了曼丹堡。

　　They spent the long winter there.

　　他们在那里度过了漫长的冬季。

　　In the spring of 1805 the expedition continued.

　　1805年春天，探险继续。

　　An Indian woman called Sacagawea went on the expedition with the explorers.

　　一个名为Sacagawea的印第安女人和这些探险者们一起探险。

　　She was a friendly Shoshone Indian.

　　她是一名友好的肖肖尼印第安人。

　　Sacagawea spoke English and other Indian languages. She was very helpful.

　　Sacagawea说英语和其他印第安语。她很有帮助。

　　Sacagawea's brother was a Shoshone chief.

　　Sacagawea的兄弟是肖肖尼首领。

　　A Shoshone guide helped the explorers cross the high mountains.

　　肖肖尼向导帮助探险者穿过高山。

　　The journey was difficult and dangerous.

　　这趟旅行艰辛又危险。

　　Grizzly bears and other animals attacked the explorers.

　　灰熊和其他动物袭击探险者们。

　　The explorers built canoes.

　　探险者们建造了独木舟。

　　They traveled down the Columbia River to the Pacific Ocean!

　　他们从哥伦比亚河行驶到太平洋。

　　They arrived at the Pacific Ocean in November 1805. They built a fort there.

　　他们在1805年11月抵达太平洋。他们在那里建造了堡垒。

　　The expedition returned to Missouri in September 1806.

　　探险队在1806年9月回到了密苏里河。

　　The explorers traveled 8,000 miles (12,800 kilometers) from May 1804 to September 1806.

　　探险者从1804年5月到1806年9月行走了8000英里（12800公里）。

　　The Lewis and Clark expedition was very successful.

　　刘易斯和克拉克的探险非常成功。

　　Lewis and Clark made many maps.

　　刘易斯和克拉克制作了许多地图。

　　They brought back a lot of information about the West.

　　他们带回了很多关于西部的信息。

　　In the 1840s John Fremont and Kit Carson explored the land between the Rocky Mountains and the Pacific Ocean.

　　在19世纪40年代，约翰·弗里蒙特和基特·卡森勘查了落基山脉和太平洋之间的土地。

　　They visited California and Oregon.

　　他们去了加利福尼亚和俄勒冈州。

　　Fremont made the first scientific map of the West.

　　弗里蒙特制作了首个科学的西部地图。

　　Another important pioneer was Dave Crockett. He fought for the independence of Texas.

　　另一个重要的开拓者是戴维·克罗克特。他为得克萨斯州的独立而奋斗。

　　This was the beginning of the great movement to the West.

　　这是伟大的西迁运动的开始。