So traditionally, what we've done was we had a very small sales force and we sell some ads.

销售团队规模很小,只靠广告赚钱。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

You know, you've seen, and there are some products where they sell themselves as no-ad products.

你知道，你也见过，有的产品销售的时候号称无广告产品。

广告和价格的关系 - SpeakingMax英语口语达人

How do you deal with that trade-off where you absolutely need an ad sales force but at the same time, if one person at a time, you just can't say let's go out and hire five good engineers or five good ad sales people and not have them be great?

如何做出选择，如何取舍,当你急需一批销售人员，但如果只碰见一个合适的人选，你不只能因此去找,5个差不多的工程师,或者5个差不多的广告销售？

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

That's an organization of people who sell real estate and they have ad campaigns trying to convince you that home prices are going to double.

AR是房屋销售者成立的组织,他们会发动广告攻势并试图让你相信,房价就要翻倍了

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