It's possible that some of the fields that look like globally-defined fields are actually ad-hoc fields that happen to share the same name.

某些字段可能看起来像全局定义的字段，但却是专用字段，只是名称正好相同。

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You may find certain keywords or ad groups actually perform better when you bid into a position that is lower on the page.

您可能会发现，某些关键词或广告组实际上在较低的搜索结果页面位置时，反而有更好的表现。

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Online advertising in the US is expected to rise by9.2% this year, but ad spending is actually falling at many newspapercompanies.

今年美国的在线广告营业额预计将增长9.2%，但许多报业公司的广告收入却在下降。

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Let me stop playing this since it will just go on ad nauseam as well. So what does this actually mean for you?

我们继续讲课,对你们来说这究竟意味着什么？

哈佛公开课 - 计算机科学课程节选

Little by little, people actually answered my ad.

渐渐地人们开始回复我的广告。

耶鲁公开课 - 金融市场课程节选

We in religious studies tend to like these terms, AD rather than BC, Before Christ, and AD, because AD actually stands for Anno Domini, in the year of our Lord.

在宗教研究中我们喜欢用这两个术语，而不用BC，即“基督前“和，因为AD其实是Anno，Domini的缩写，即“主的年份“

耶鲁公开课 - 新约课程节选

If the recent ad revenue improvement for cable channels is actually a result of ad dollars shifting from broadcast to cable networks, Viacom stands to see greater benefit than some of its competitors.

FORBES: Snooki And Crew Help Send Viacom Up Near $60

Chevy's biggest mistake, she said, was to invite consumers to actually create an ad rather than to simply tell their stories.

FORBES: Magazine Article

Ms. WALTER: It is popping up in a lot of campaigns, and, in fact, just going back to Georgia for a moment, Saxby Chambliss actually ran an ad defending his vote on the bailouts.

NPR: Ahead Of Election, GOP Senate Seats Vulnerable