现在在一些地方，由于城市的蔓延，为了建房的需要，当地的官方已经减少了土地的耕种面积。
In some cities now, because of urban sprawl the local authorities have reduced the size of the land required for housing.
现在在美国西部的一些地方有一些非常有趣的洞穴，尤其是在国家公园里。
Now there are some pretty interesting caves in parts of the western United States, especially in national parks.
MatthewKeller：“我们现在在南亚，撒哈拉以南非洲，拉丁美洲，和欧洲一些地方的约40个不同的国家拥有三百万笔记本电脑。”
MATTHEW KELLER: “We have about three million laptops in the world right now in about forty different countries in South Asia, sub-Saharan in Africa, Latin America, in some places in Europe.”
MatthewKeller：“我们现在在南亚，撒哈拉以南非洲，拉丁美洲，和欧洲一些地方的约40个不同的国家拥有三百万笔记本电脑。”
MATTHEW KELLER: “We have about three million laptops in the world right now in about forty different countries in South Asia, sub-Saharan in Africa, Latin America, in some places in Europe.”
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