没有映射的网页需要依惯例使用404错误页面处理，404页面应该对用户和搜索引擎友好。
Pages that cannot be mapped need to be dealt with using custom 404 error pages which should be user and search engine friendly.
就错误页面来说，在搜索引擎的本地知识库中，它可能被链接到一个有效的URL。
In the case of an error page, it may be linked to a valid URL in the search engine local repository.
该文件暗示搜索引擎不应搜索某些特殊页面，例如错误页面。
This file hints to the search engine that it should not index particular pages, such as error pages.
此类重定向提交的是302或301代码，通常这会告诉搜索引擎将你的错误页跟许多不同的URL一起索引起来。
Those redirects deliver a 302 or 301 code, which usually tells search engines to index your error page at many different URLs.
另一方面，这会让搜索引擎对你的网站留下错误的印象，你可能会错失优化你的网页并让关键词带给网站高质量访问的重要机会。
Beyond giving search engines the wrong impression about your site, you're missing a key opportunity to optimize this page for a search phrase that will bring good qualified traffic to your site.
这些UTE错误消息是本机内存不足的一般症状，因为跟踪引擎在默认情况是启动且活动的。
These UTE error messages are common symptoms of a native out-of-memory condition because the trace engine is enabled and active by default.
站点上通常都含有那些搜索引擎没必要建立索引的页面，例如脚本目录中的文件、管理页面和错误页面等等。
Usually on a site, there are pages that are not useful for a search engine to index, such as files in the scripts directory, administrative pages, error pages, and so on.
如果你不关心搜索引擎如何认识你的网站，那没关系；否则，你犯了一个大错误。
This is fine if you don't care about what a search engine knows about your site; otherwise, you're making a BIG mistake.
数据库验证是捕获错误的最后机会，但是好的应用程序应该事先检验数据(数据库引擎的错误消息可不是易读的)。
Database validation is the last chance to catch errors, but a good application has already validated the data at that point (and error messages from the database engine are anything but readable).
网站会把错误的元数据放到它们的页面中以提高它们的搜索引擎排名。
Web sites would put false metadata into their pages to boost their search engine ranking.
好比搜索引擎一样，需要发现拼写错误和其它变体，以便找到合适内容。
Just like a search engine, it needs to recognize misspelled words or other slight variations to find the proper content.
SitemapXML验证器检查有效 XML代码的站点地图，以便您可以先纠正错误，然后再提交到搜索引擎。
Sitemap XML validator checks your site map for valid XML code so you can correct errors before you submit it to search engines.
如果将属性声明为private并试图从类范围外部访问它(如清单7所示)，PHP引擎将抛出致命错误。
If you declare your properties private and attempt to access them from outside the class 'scope (as shown in Listing 7), the PHP engine will throw a fatal error.
404错误和失效链接对于你的搜素引擎排名也是有负面影响的，因此主动避免失效链接的出现可以有效的高网站曝光率以及增加网站流量。
404 errors and broken links also have negative effects on your search engine rankings so it is quite reasonable to be proactive in avoiding them to improve exposure and increase site traffic.
RESTChess团队构建了一个引擎，能够将异常映射到适当的HTTP错误代码。
The RESTChess team build an engine to map exceptions to appropriate HTTP error codes.
ErrorKey -错误代码搜索引擎。
可以在数据库引擎之外运行该工具，但这有可能对运行中的系统造成严重破坏(可能导致数据错误或者数据库无法启动)。
It runs outside of the database engine and can potentially create havoc to a running system (possibly leading to data corruption and a database that will subsequently not start up).
出现错误的一个常见原因是，在调用规则引擎之前忘了将应用程序对象放到会话中。
A frequent source of errors is forgetting to put an application object on the session before calling the rules engine.
搜索引擎是知识、财富、还有错误信息唯一最有力的分发点。
Search engines are the single most powerful distribution points of knowledge, wealth, and yes, misinformation.
四个引擎中的一个关车(eco)，燃料箱中液氢燃料区的一个传感器给出了错误的读数。
One of the four-engine cutoff, or ECO, sensors inside the liquid hydrogen section of the tank gave a false reading.
他包括设计师和开发人员的一些常犯错误，以及为搜索引擎做优化的基本技巧。
I'll explain the common mistakes made by designers and developers. Then I'll provide some basic tips that you should be practicing to optimize your site for search engines.
要达到这个目的，你可以使用错误注射引擎（Fault Injection Engine）或者调试器（debugger），甚至可能仅仅只需要手动把一个值写到相关内存区就行。
You might do this with a fault injection engine or a debugger, or maybe just by poking a value into memory by hand.
搜索营销的品牌名称，品牌名称拼写错误或相似的变化，在书面的文本广告PPC搜索引擎。
Search Marketing's brand name, brand name misspellings or similar variations in the written copy of adverts on PPC search engines.
搜索营销的品牌名称，品牌名称拼写错误或相似的变化作为关键词或关键短语为施行对象广告PPC搜索引擎。
Search Marketing's brand names, brand name misspellings or similar variations as keywords or key phrases for the purposes of targeting adverts on PPC search engines.
我认为把引擎和车轮喷成红色是个错误。铬或铁制的的发动机应该能让它看起来更好些，但总的来说这是辆不错的车。
I think making the engine parts and wheels red were a mistake. Chrome or steel Mags would have looked a lot better, but over all a nice car.
如果数据库引擎遇到过长的行，则返回执行错误。
If the Database Engine encounters a row that is too long, an execution error is returned.
搜索引擎与用户交互、理解用户意图的主要途径是查询词，同时，在互联网环境下，用户输入发生错误的频率远高于传统文本。
Queries are the major facility for search engines to interact with users; and there exist lots of spelling errors in search queries.
有没有办法修改所有媒体的处理首先使用一个存储引擎，并切换到错误的第二？
Is there a way to modify the handling of all media to use one storage engine first, and switch to a second on error?
CLR是一个软件引擎，用来加载应用程序，确认它们可以没有错误地运行，进行相应的安全许可验证，执行应用程序，然后在完成后将它们清除。
CLR is a software engine used to load applications, confirm them to run without any errors, verify the security license, execute them and clear them when work is finished.
CLR是一个软件引擎，用来加载应用程序，确认它们可以没有错误地运行，进行相应的安全许可验证，执行应用程序，然后在完成后将它们清除。
CLR is a software engine used to load applications, confirm them to run without any errors, verify the security license, execute them and clear them when work is finished.
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