The target audience for this advertisement was mainly teenagers.

这个广告的对象主要是十几岁的青少年观众。

《牛津词典》

After determining the target audience for a product or service, advertising agencies must select the appropriate media for the advertisement.

在确定产品或服务的目标受众后，广告公司必须为广告选择合适的媒介。

youdao

Media Selection for advertisements after determining the target audience for a product or service, advertising agencies must select the appropriate media for the advertisement.

广告媒介的选择广告代理商在确定产品或服务的目标受众后，必须为广告选择合适的媒介。

youdao

It conducts a ten-minute online survey of a sample of its target audience--7, 500 people were included in a recent query--and divides them into two groups, those who have seen ads and those who've missed them.

FORBES: Magazine Article

But for its target audience - a generation well used to the internet and the interactive technology that offers, it may well prove to be a smart move.

BBC: When life was just Dandy

The major themes of its new line of phones are an emphasis on social networking and media-sharing among a younger target audience, an easy-to-use multi-touch interface and cloud-based infrastructure that the Kin phones automatically uploads and syncs content to, for access on the wider Web and beyond.

FORBES: Microsoft Targets Social Teens With New 'Kin' Phones