如果它们存在，做一个去点。
屏幕组件布局（如果它们存在的话）
我想自动从当地media_root所有静态文件服务，如果它们存在，只有回退到CDN的URL，如果他们不这样做。
I would like to automatically serve all static files from the local MEDIA_ROOT, if they exist, and only fallback to the CDN URL if they do not.
“Call”对象允许您为基本认证设置HTTP用户标识和密码，以及中间 HTTP代理（如果它们存在的话）所需的类似方法。
The "Call" object allows you to set HTTP user ID and password for basic auth, and also similar methods to cater for intermediate HTTP proxies, if they exist.
随着红外望远镜技术的提升，科学家最终总能测定红移量大于7的GRB爆发的距离，如果它们存在的话——这是一个重大假设。
As infrared telescopes improve, scientists should eventually be able to measure the distance to GRBs with red shifts greater than 7 - if they exist.
如果我能想象某物独立于另一物存在，那它们就是彼此独立的。
If I can imagine one thing without the other, they must be separate things.
如果科学和哲学可以从诗里得到任何东西，它们是受欢迎的，但那不是诗歌存在的原因。
If science or philosophy may gain anything from poetry, they are welcome, but that is not the reason for poetry's being.
如果会导致矛盾，那么它们就不能存在了，就这么简单。
由于时间、预算或其他业务压力，如果不存在某种机制来阻止流程步骤被忽略，那么它们将被忽略。
If no mechanisms exist to prevent process steps from being ignored, then ignored they will be, because of time, budget, or other business pressures.
注意，您一定要实际地移动链接元素；如果只进行复制的话，它们仍然存在于两个位置，那么路由将无法按照预期工作。
Be aware that you must actually move the link elements; if you copy them and they still exist in two places, your routing will not function as expected.
如果存在其他SDK应用程序，可以让它们在最终用户领域外的特定主机上运行。
If some SDK applications exist, one could make them run on specific hosts outside of the end user realm.
如果它们确实存在的话，那么是否需要机构的分析以考虑一下如何在能最大化总体流程，而不是提高公司生成未测试代码的能力？
If they exist, could it be that analysis of the organization needs to take place to consider how to maximize overall flow, rather than maximize the organization's ability to generate untested code?
如果指定的资源束和键存在，将使用它们。
If the specified resource bundle and key exist, they will be used.
去年，一位梵蒂冈天文学家，盖伊-肯搜马格诺推测；如果外星人存在，它们可能就有灵魂，盖伊就要伸出手，给它们施行洗礼。
Last year, a Vatican astronomer, Guy Consolmagno, speculated that if aliens exist, they might have souls and he offered to reach out, touch and baptize them.
如果你相信炒作这回事的存在的话，这无疑是它们能在最近火起来的原因。
This apparently is what will be the reason for their success this time around... if you believe the hype.
如果好的艺术确实存在，那么喜欢它们的人就应该比不喜欢它们的人品味更好。
If there were good art, then people who liked it would have better taste than people who didn't.
打开保存的配置文件，添加以下设置(如果已经存在，就修改它们)。
Open the saved configuration file and add the following Settings or change if already existing.
有推测说，经过几千年的进化，我们身体的免疫系统已经习惯了蠕虫的存在，所以如果去除它们，免疫系统就会因没有对抗物而失控。
One theory is that, over millennia of evolution, our immune systems got used to worms. So if you take them away, the immune system runs wild, as it has nothing to work against.
如果Hooper使用的WIMPs存在，那么它们会有效地被恒星，包括太阳所捕获。
If Hooper's flavour of WIMPS exists then they should be efficiently captured by stars, including the Sun.
FeaturePack安装镜像还包含两个必需的修补程序包，如果它们不存在，将会提示您安装。
The feature pack installation image also contains two required fixpacks and will prompt you to install them if they are not present.
如果存在“脏”属性，Layout Manager允许您在验证发生之前提交它们。
Should there be "dirty" properties, LayoutManager allows you to commit these before validation occurs.
如果存在任何新功能，您可以在此功能映射中添加它们，并按照各自的业务需求对其进行扩展。
If there are any new capabilities, you can add them in this capability map and extend them as per the respective business requirements.
你也许想观察一下这三个方面是如果在你的生活中呈现的，它们是平衡存在的吗？
You might like to look at how these three strands play out in your life. Are they in balance?
顾名思义，它在两个机场标记之间画一条线(如果它们都存在的话)。
As the name suggests, it draws a line between the two airport markers if they both exist.
在探测阶段，数据库服务器将读取连接中的其他表，如果存在筛选器，就应用它们。
In the probe phase, the database server reads the other tables in the join and applies filters if any.
你可以将它们放入真实的世界里，但是，如果它们没有一些特殊的优势，自然界里原本存在的数以几十亿的自然蚊子会大大超过它们。
You can release the critters in the real world, but if they don't have some unique advantage, they will be vastly outnumbered by the billions of natural mosquitoes already out there.
你可以将它们放入真实的世界里，但是，如果它们没有一些特殊的优势，自然界里原本存在的数以几十亿的自然蚊子会大大超过它们。
You can release the critters in the real world, but if they don't have some unique advantage, they will be vastly outnumbered by the billions of natural mosquitoes already out there.
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