Baidu also has room to grow in another key area of online media — contextual ads.

百度还可以在另外的互联网媒体领域获得增长空间—内容关联广告。

youdao

We've found that awareness is often higher with non-contextually targeted ads, but engagement and recall is higher with contextual ads.

我们发现与上下文无关的广告被觉察到的机会更高，但是上下文相关的广告有更高的关注率和回忆率。

youdao

Since the beginning of Gmail and its AdSense contextual ads, there has been much concern that Google was reading all of your email to serve up the best ads.

从Gmail上线以及它的和邮件内容有关的广告业务开始，Google通过阅读用户邮件以实现更精准的广告投放一直是业界所关注的。

youdao

Google's computers do, however, scan Gmail messages to place contextual ads next to the emails themselves.

WSJ: Google Agonizes on Privacy as Advertising World Vaults Ahead

Mobile, social, location, sensor and big data technologies have made the possibility of truly contextual ads a reality.

FORBES: Why Can't Contextual Ads Be Contextual?

When Google began displaying contextual ads inside Gmail based on the content of each e-mail, the move generated lots of attention.

FORBES: Gmail: C