点击付费广告也不是没有缺陷-特别是“点击欺诈”，以某种不正当的原因产生的欺诈性的点击，比如为了让竞争对手的广告失效。

Pay-per-click advertising is not without its problems-especially "click fraud", the practice of generating bogus clicks for devious reasons, such as making a rival advertiser pay for nothing.

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正如美国联邦贸易委员会正在做的那样，欧盟的反不正当竞争部门也会仔细研究谷歌收购另一家在线广告公司“双击”公司的计划。

Just as America's Federal Trade Commission is now doing, the EU's competition authorities will look closely at Google's planned takeover of DoubleClick, another leader in online advertising.

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第四条在广告经营活动中，禁止垄断和不正当竞争行为。

ARticle 4. Monopoly and unfair competition shall be prohibited in advertising operations.

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