Such as if you hit the U key, it displays all keyframes, but if there are no keyframes, it shows nothing.
比如，如果你按U键，会展开关键帧，但是如果你没有关键帧，就不起什么作用。
Raytheon's AN/SPY-1 radar transmitters and MK99 Fire Control System, both key components of the Aegis system, have been in continual production for 30 years as part of the U. S.
雷神公司AN/SPY-1雷达发射机和MK99火控系统是宙斯盾系统两个关键部件，作为美国海军宙斯盾造船项目的一部分，一直持续生产了30年。
Alternatively, the ‘U’ modifier may be used to make all repetiton operators lazy. Differentiating between greediness and laziness is key to fully understanding advanced regular expressions.
区分贪婪模式与懒人模式是完全理解高级正则表达式的关键。
Beyond that, Washington has to maintain good relations with the AU to ensure the effectiveness of Africom as a key instrument of U. S. energy and counterterrorism policy.
除此之外，华盛顿必须和非盟保持良好关系以确保Africom作为美国能源和反恐政策的关键部门在非洲的办事效率。
Two key senators want to know if the leader of the vast U. S. intelligence apparatus believes it's legal for spooks to track where you go through your iPhone.
两位关键议员想要搞清楚，掌管着美国庞大情报机关的情报主管是否会觉得，让手下的密探通过iPhone追踪我们的位置是合法的行为。
Syscat.tabconst Contains a row for each unique (u), primary key (p), foreign key (f), or table check (k) constraint db2 select constname, tabname, type from syscat.tabconst.
tabconst为每个唯一性(U)、主键(p)、外键(f)或者表检查(K)约束保持一个行db2select constname,tabname,typefrom syscat . tabconst。
We refer to the Prover-computed response as the presentation proof; it is a cryptographic proof of possession of the private key corresponding to the presented U-Prove token.
我们使用验证方计算的响应作为表示的证据。它是拥有私钥的加密的证据，而私钥是与当前的U -Prove令牌相关的。
There might be no better place in the world to learn to scuba dive than the glassy seas around Key West, at the southernmost tip of the u.
世界上恐怕没有什么地方比美国最南端的基韦斯特(Key West)这片晶莹透明的海域更适合学习戴水肺潜水了。
The Prover randomly generates it during the issuance protocol, together with a corresponding private key for the U-Prove token.
验证方会在发布协议中随机生成公钥，此时会使用针对U -Prove令牌的相关私钥。
Each issued U-Prove token contains an unforgeable digital signature of its Issuer on the entire contents, created by the Issuer by applying its private key.
每个发布的U - Prove令牌都包含了发布方关于所有内容的不可伪造的数字签名，这是通过使用它的私钥由发布方创建的。
In contrast to the token's public key, this private key is not part of the U-Prove token; the Prover never discloses it when using the U-Prove token.
与令牌的公钥不同的是，这个私钥并不是U -Prove令牌的一部分；验证方永远不会在使用u - Prove令牌的时候透露它。
To compute this response the Prover applies the private key for the U-Prove token to a presentation challenge of the Verifier.
为了对这个响应进行计算，验证方会把针对U - Prove令牌的私钥应用于校验方的表现请求。
Replay attack prevention: Each issued U-Prove token also contains a token-specific public key that is known only to the Prover.
重放攻击（Replay attack）防护：每个发布的U-Prove令牌中还包含专门针对每个令牌的公钥，这只有验证方才知道。
For the U. S., controlling the Middle East is the key to building its "New Empire", while controlling the Iraq is the key to controlling the Middle East.
对美国而言，控制中东是建立“美国式新帝国”的关键，而控制伊拉克则是控制中东的关键。
But a key stumbling black continues to be U. S. reluctance to cede any power in Iraq.
但是美国不愿意放弃在伊拉克的任何权力，仍然是一个重要的绊脚石。
The credit market is a key to economic growth, but it stalled when the U. S. housing market collapsed.
信贷市场是经济增长的关键，但是在美国房屋市场崩溃后，信贷市场陷入停滞状态。
Any slowdown in the U. S. economy, the world's largest, will ripple around the globe and hurt exporters in the many nations that rely on America as a key market.
美国经济是世界上最大的经济体，它的任何下滑将引起全球经济的震荡，并且打击到许多以美国以主要市场的国家的出口商。
However, Karzai and senior U. S. officials have stepped up accusations that Pakistan's intelligence agency played a key role in a string of recent deadly attacks in Afghanistan.
然而，卡尔扎伊和美国高级官员加强了对巴基斯坦的指责，称巴基斯坦情报机构在最近阿富汗受到的一系列致命的袭击中扮演了关键的角色。
Closure phase technology, U-V coverage technology and image reconstruction technology are three key technologies for optical aperture synthesis image.
闭合相位技术、U - V覆盖技术和像重构技术是光学综合孔径干涉成像的三个关键技术。
Closure phase technology, U-V coverage technology and image reconstruction technology are three key technologies for optical synthesis aperture image.
闭合相位技术、U _ V覆盖技术和像重构技术是光学综合孔径干涉成像的三个关键技术。
For years, key OPEC states looked to U. S. oil consumption as justification for adding new pumping capacity.
多年来，主要欧佩克成员国都把美国的石油消费作为增加产量的理由。
The key question now is how much longer the U. S. will keep shedding jobs, holding back prospects for consumer spending and broader economic growth.
现在的关键问题是，美国失业人数增加的局面还将持续多长时间。这种局面不利于消费开支和更大范围的经济增长。
Selling Saab is a key element of GM's revitalization strategy, but the U. S. auto maker has struggled to seal a deal.
出售萨博是通用汽车重组战略的关键要素，但这家美国公司一直难于达成一项协议。
U. S. troops tightened security around several key buildings in Baghdad Sunday, possibly in connection with Operation Desert Sidewinder.
美军星期天在巴格达几栋重要建筑物周围加强了安全戒备，可能同“沙漠响尾蛇行动”有关。
LONDON (MarketWatch) - European stock markets remained in a tight range Friday following two days of strong gains as investors awaited key data on U. s. payrolls.
欧股周五开盘小幅波动，前两个交易日出现强势上涨，投资者等待美国就业报告的关键数据公布。
Economists surveyed by news organizations say the Federal Reserve is almost certain to keep the key U. S. interest rate steady in an ultra-low range (of zero to 0.25 percent).
接受新闻机构民调的经济学家们说，美联储几乎可以肯定会把美国主要利率稳定在一个极低的水平上(0至0.25 %之间)。
Economists surveyed by news organizations say the Federal Reserve is almost certain to keep the key U. S. interest rate steady in an ultra-low range (of zero to 0.25 percent).
接受新闻机构民调的经济学家们说，美联储几乎可以肯定会把美国主要利率稳定在一个极低的水平上(0至0.25%之间)。
Economists surveyed by news organizations say the Federal Reserve is almost certain to keep the key U. S. interest rate steady in an ultra-low range (of zero to 0.25 percent).
接受新闻机构民调的经济学家们说，美联储几乎可以肯定会把美国主要利率稳定在一个极低的水平上(0至0.25%之间)。
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