| 摘要 |
Methods, systems, and apparatus, including computer program products, for generating advertisements from advertising templates. In one implementation, a method includes receiving a meta-keyword and a list of one or more keywords that are associated with the meta-keyword. An advertisement template that includes the meta-keyword is received. An advertisement is generated from the advertisement template. The generated advertisement includes one of the keywords in the list of keywords associated with the meta-keyword.
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