For ten years she dwelled among the nomads of North America.
她在北美游牧民中生活了十年。
Rattlesnakes occur in the warmer, drier parts of North America.
响尾蛇出现在北美温暖干燥的地区。
Mt. McKinley, in Alaska, is the highest mountain in North America.
位于阿拉斯加的麦金利山是北美最高的山。
He joined another trip to North America.
他又参与了一次前往北美的旅程。
In 1719, they were taken to North America.
1719年，它们被带到北美。
What a popular festival Halloween is in North America!
万圣节在北美是多么受欢迎的一个节日啊！
Before 1719, nobody in North America had ever seen or eaten a potato.
在1719年以前，北美没有人见过或吃过土豆。
No other butterfly in the world migrates like the orange and black monarch of North America.
世界上没有其它蝴蝶能像北美的橙黑相间的帝王蝶一样迁徙。
When some of the Europeans settled in the North America, they brought this eating style with them.
当一些欧洲人移居到北美时，他们把这种饮食方式也带到了当地。
As we passed over North America, I could see Canada, the US, Mexico, and other parts of Latin America.
当我们经过北美时，我可以看到加拿大、美国、墨西哥和拉丁美洲的其他地方。
Hundreds of restaurants across North America pay a small sum of money to Bock for the recycling of their used chopsticks.
北美各地的数百家餐厅都向博克支付了一小笔钱来回收他们使用过的筷子。
The river system of the Mississippi River and the Missouri River is the longest river system in North America at 3,902 miles.
密西西比河和密苏里河水系是北美最长的水系，全长3902英里。
When the explorers first set foot upon the continent of North America, the skies and lands were alive with an astonishing variety of wildlife.
当探险家们第一次踏上北美大陆时，天上和地上到处都是种类多得惊人的野生动物。
In western North America, most have been replaced by monocultures of fast-growing conifers.
在北美西部，大多数农业活动已被速生针叶树的单一栽培所取代。
The population of the spruce budworm, the warbler's favorite prey in North America, has been dropping.
北美莺最喜欢的猎物云杉芽虫的数量一直在下降。
Deserts spread throughout the world as vegetation shifted drastically in North America, Europe and Asia.
随着北美、欧洲和亚洲植被的急剧变化，沙漠遍布世界各地。
The kindness or curiosity of strangers took me all over Europe, North America, Asia and southern Africa.
陌生人的善良和好奇带着我走遍了欧洲、北美、亚洲和非洲南部。
In North America, there are many cities with tram networks including San Francisco, Pittsburgh and Toronto.
在北美，包括旧金山、匹兹堡和多伦多在内的很多城市也都有电车网络。
Agricultural run-off and pollution from power plants are adding extra nitrogen to many bogs in North America.
农业排水和来自发电厂的污染给北美的许多沼泽增加了额外的氮。
North America kept its deer, black bears and a small type of bison, and South America its jaguars and llamas.
北美保留了鹿、黑熊和一种小型野牛，南美洲保留了美洲豹和美洲驼。
Arthur von Wiesenberger, who carries the title Water Master, is one of the few water critics in North America.
Arthurvon Wiesenberger 是北美为数不多的水资源评论家之一，他的头衔是“水大师”。
The other is to restore some of the evolutionary and ecological potential that has been lost in North America.
另一个是对一些在北美丧失的进化和生态潜力进行恢复。
If water levels fall in summer, as they do in most of North America, then beavers lodge entrances may be exposed.
如果夏季水位下降，就像在北美大部分地区所发生的那样，那么海狸居所入口可能会暴露。
If water levels fall in summer, as they do in most of North America, then beavers' lodge entrances may be exposed.
如果像北美大部分地区一样夏季水位下降，那么海狸的小屋入口就会暴露出来。
Across vast areas of western North America, increasingly mild winters are causing massive outbreaks of bark beetle.
在北美西部的广大地区，日益温暖的冬季正导致树皮甲虫的大规模爆发。
These colonial entrepreneurs helped determine the social character of people who came to preindustrial North America.
这些殖民地企业家帮助确定了进入工业化前的北美人的社会特征。
This is an interesting quote about maize from this particular book called Prehistoric Food Production in North America.
这是一句关于玉米的有趣引用，来自于《史前北美食物生产》。
He began his third trip in 17. This time he went to the North Pacific and made maps of the west coast of North America.
17岁的时候，他开始了他的第三次旅行。这一次，他去了北太平洋，并绘制了北美西海岸的地图。
Even so, the surviving records of North America do contain references to deadly epidemics among the indigenous population.
尽管如此，现存的北美记录确实提到了土著居民中发生的致命流行病。
Their big feet might be hurting the largest member of the weasel family as snowpack declines across much of North America.
当北美许多地区积雪消融的时候，它们的大脚掌也许会伤害到那些黄鼠狼家族中最大的成员。
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