在墨西哥和委内瑞拉一样也有大量的移动电话，但是那里的绑架案件不断上升，因为他们缺少了高效率办案的警察。
There are plenty of them in both Mexico and Venezuela, where kidnapping has risen. What is missing there is effective policing.
和往常一样，兰德的孩子们将面临着一场恶战，包括了美国各大学的参赛队伍们和来自加拿大，英国，墨西哥和委内瑞拉的国际队伍。
As usual, land's kids will face a tough field that includes entries from major U.S. universities from and international teams from Canada, England, Mexico and Venezuela.
另一方面，像委内瑞拉、哥伦比亚和墨西哥这些国家的主要出口品是石油。
On the other, the primary exports of countries such as Venezuela, Colombia and Mexico are fossil fuels.
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