The international trade in semen and embryos from cloned animals created in north and south America and beyond was effectively impossible to police.
在北美，南美以及其他一些地方生产的精子和克隆动物胚胎，其在国际范围内的交易已经无法加以有效监管。
South America separated from Africa 200 million years ago.
2亿年前南美洲和非洲分离。
South America and Africa separated 200 million years ago.
南美洲和非洲于2亿年前分离。
Ecuador provides a perfect introduction to South America; it's a continent in miniature.
厄瓜多尔是南美的一个绝佳概览；它是整个大陆的缩影。
Venezuela is the ideal starting point to explore the grandeur and natural beauty of South America.
委内瑞拉是探索南美的宏伟壮观与自然美景的理想出发点。
Potatoes were first grown in the Andes in South America.
土豆最开始种植在南美的安第斯山脉。
The plant is native to the high Andes in South America.
这种植物原产于南美洲的安第斯高地。
Forty students from Year 7 and 8 will go to South America to visit a school.
40名七年级和八年级的学生将去南美参观一所学校。
Tropical rainforests are in Africa, Asia, Central and South America, Australia, and on the Pacific islands.
热带雨林分布在非洲、亚洲、美洲中部和南部、澳大利亚以及太平洋岛屿。
In South America and many countries in southern Europe, people have a short sleep after lunch.
在南美洲和欧洲南部的许多国家，人们午饭后会小睡一会儿。
However, since the Cup began, all of the winning teams have been from Europe or South America.
然而，自从有世界杯以来，所有获胜的球队都来自欧洲或南美洲。
Another example of mutualism would be the bull's horn acacia tree, which grows in Central and South America.
互惠共生的另一个例子是在中美洲和南美洲生长的牛角相思树。
While she was there in South America, she collected a lot of linguistic information and songs, really fascinating.
当她在南美洲的时候，她收集了大量的语言学信息及歌曲，简直棒极了。
It is located in the continent of South America and flows through several countries including Brazil, Venezuela, Bolivia, and Ecuador.
它位于南美洲大陆，流经包括巴西、委内瑞拉、玻利维亚和厄瓜多尔在内的几个国家。
Eyelash vipers are indigenous to Central and South America and come in a variety of colors, including shocking yellow.
扁斑奎蛇在中美洲和南美洲土生土长，并有着各种颜色，其中包括惹眼的黄色。
There was once a man in South America who had a parrot, a pet bird that can imitate human speech.
从前，南美洲有个人养了一只鹦鹉，一种能模仿人类说话的宠物鸟。
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。
British adventurer Alastair Humphreys had ridden his bike around the world, walked across India, and rowed from Africa to South America.
英国探险家阿拉斯泰尔·汉弗莱斯曾骑自行车环游世界，徒步穿越了印度，还从非洲划船到南美洲。
Some time later he heard that the ship Beagle was going on a trip to South America and needed a centrist.
过了一段时间，他听说比格尔号轮船要去南美旅行，需要一位中间派。
It is also known as Darwin's Slipper Flower, because it was first discovered by Charles Darwin in his trip around South America.
它也被称为“达尔文的拖鞋花”，因为它是由查尔斯·达尔文在南美旅行时首次发现的。
The largest tropical rainforest is the Amazon Rainforest in South America, which covers 1.2 billion acres, or almost five million square kilometers.
最大的热带雨林是南美洲的亚马逊雨林，它占地12亿英亩，相当于近500万平方公里。
For centuries one important ingredient was missing—the first tomatoes were not brought to Europe until the sixteenth century, from South America.
几世纪以来，一种重要的佐料却找不到了——第一批西红柿直到16世纪才从南美洲传到欧洲。
Determined to make his fortune in South America, Mark Twain set off from his home for New Orleans in his teens.
马克·吐温决心在南美洲发家致富，十几岁时便从家乡出发前往新奥尔良。
South America and sub Saharan Africa are experiencing deforestation on an enormous scale: every year almost 5 million hectares are lost.
南美洲和撒哈拉以南的非洲正遭受着大规模的森林砍伐：每年有近500万公顷的森林消失。
On certain sites, particularly in South America, savanna formation seems related to frequent cutting and burning of moist forests for pastureland.
在某些地方，特别是在南美洲，稀树草原的形成似乎与频繁地砍伐和焚烧潮湿的森林作为牧场有关。
She tried to break through the national barriers that hindered the exchange of ideas among the Spanish speaking peoples of South America.
她试图打破阻碍南美洲西班牙语民族之间思想交流的国界壁垒。
This fish lives in the freshwater streams of South America, and they can smell the blood from far away and launch attacks swiftly.
这种鱼生活在南美洲的淡水溪流中，它们能从很远的地方闻到血腥味，并迅速发起攻击。
With a population of more than 9 million, Lima is one of the largest cities and the only capital in South America that faces the ocean.
利马的人口超过900万，是南美洲最大的城市之一，也是南美洲唯一面朝大海的首都。
They fly to very specific places in South America and will often come back to the same trees in North American yards the following spring.
它们会飞往南美几个特定的地方，然后在第二年春天又飞回到北美院子里的同一棵树上。
It is believed to have originated in South America in the early 1900s, and later spread to Europe before crossing over to sub-Saharan Africa.
它被认为是在20世纪初起源于南美洲，后来传播到欧洲，然后跨越到撒哈拉以南的非洲。
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