How do we know when to invest in an upgrade?
我们如何知道何时投资升级？
People should upgrade their devices regularly.
人们应该定期升级他们的设备。
Maybe there's no need for an upgrade and that's OK.
也许不需要提升也没关系。
The project will also upgrade existing tram lines and bicycle paths.
该项目还将改善现有的电车线和自行车道。
If you want to obtain an ideal job, you need to continuously upgrade yourself.
如果你想获得理想的工作，你需要不断提升自己。
In 1944, Congress passed a bill to upgrade the system, but did not fund the plan right away.
1944年，国会通过了一项升级系统的法案，但没有立即为该计划提供资金。
The point of a style upgrade isn't to become more vain or to spend more time fussing over what to wear.
提升时尚品味并不意味着变得更虚荣，也不是花更多时间纠结于穿什么。
There's less pressure on the airlines to upgrade the interior, unless it's a safety issue or a redesign that will save money.
航空公司内部升级的压力比较小，除非是为了安全问题或省钱而重新设计。
So he recommended they upgrade their software programs and that, in turn, cut operational costs and just speeded everything up.
所以他建议他们升级他们的软件程序，这反过来降低了运营成本并让一切快速运转。
If you've always wanted to further your education or upgrade your skills but haven't had the time, online courses may be the answer.
如果你一直想进一步提高教育水平或提升技能，但却没有时间的话，那在线课程可能就是解决之道。
Specifically, AT&T will add 2,000 new cell sites and upgrade existing cell sites with three times more fiber links than it had in 2009.
具体来说，AT&T将增加2000个新基站，升级现有基站的光纤连接数量是2009年的三倍。
Alo on display will be electronic engine control, currently in production to upgrade CH-47 and UH-60 helicopter engine for the U.S. Army and National Guard.
同时展出的还将有发动机控制电子装置，目前正在生产并用于升级美国陆军和国民警卫队的CH-47和UH-60直升机发动机。
The upgrade will be conducted in partnership with Schonhofer Sales and Engineering GmbH (SSE) in Siegburg, Germany.
更新工作将与德国 Schonhofer销售与工程公司（SSE）在德国西德堡联合进行。
But what if the upgrade fails?
但是，如果升级失败了呢？
Do I really need this upgrade?
我真的需要这样的提升吗？
Our industries need to upgrade.
我们的工业需要升级。
Can I upgrade directly from XP?
我可以直接从XP升级吗？
Easy installation and upgrade.
可以轻松地安装和升级。
Upgrade schemas of all databases.
升级所有数据库的模式。
What is incremental cell upgrade?
什么是增量单元升级？
A software upgrade did the trick.
进行软件升级后终获成功。
Question the need for an upgrade.
对“升级”的需要提出质疑。
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