New applications simply grow their user bases on top of the existing network infrastructure.

新的应用程序可以在已有网络设施的平台上直接增加其用户群。

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We also have bases on Earth, and millions of craft around your Earth and in your solar system.

我们也有在地球上的基地，数以百万的围绕你们星球的飞船，以及你们的太阳系。

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These technological trends have given rise to new “platforms”—computing bases on which other companies can build services.

这些技术上的潮流已经产生出新的“平台”——建立在别的公司上的计算数据库可以构建出各种服务。

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But if the batter hits the ball and it is not caught, the batter tries to run to one or more of the four bases on the field.

VOA: special.2009.04.12

But because they have such a good reputation, on the bases of ratings and other kinds of securities, people just took them as they were.

但是这些评级公司有着良好声誉，基于他们传统的评级,和对其他保险的评级，人们自然相信他们。

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that kind of bases itself on like nerdiness or geekiness or science,

以极客或书呆子或者科学为基础，

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And will they agree to allow U.S. to use bases on their soil for military strikes?

CNN: Lowell Bergman: How Saudi Arabia figures into the war on terror

With both clubs sporting some green in their uniforms and playing with green bases on St.

WSJ: Teheran strikes out 7 as Braves beat Mets 2-1

But what is the current mission of U.S. troops and bases on Okinawa?

FORBES: The Noda-Obama Summit and U.S. Defense "Rebalancing" toward Asia