But General Petraeus said he needs time to assess the impact of the loss of one quarter of his U. S. combat power and that further reductions must be based on the situation at the time.

但是，彼得雷乌斯将军说，他需要时间来评估失去四分之一的美军作战力量会带来什么影响，而进一步撤军必须由以后的具体情况来决定。

youdao

People in the United States basically invented the Internet. So U. S. connections must be the fastest and cheapest in the world, right?

从根本上说，美国人发明了互联网。因此美国连接一定是世界上最快最便宜的，对吗？

youdao

When creating new instances, the fenced user account must be specified as part of the instance creation command (db2icrt ... -u ).

在创建新的实例时，必须在实例创建命令中指定 fenced 用户帐户（db2icrt ... -u ）。

youdao

President Obama said the U.S.government must be able to act decisively when information surfaces about a potential threat.

VOA: standard.2009.11.16

It makes sense, right, because you know we got less work out and delta u is the same right, so it must be that less heat got transferred.

这是显而易见的，因为输出的功更少,且Δu相等，所以需要的热量更少。

麻省理工公开课 - 热力学与动力学课程节选

General David Petraeus, head of the U.S.Central Command, says there is a growing awareness throughout Pakistan the Taliban militants must be stopped.

VOA: standard.2009.05.10

U. must be united and able to speak with one voice on the world stage.

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