广告和传媒机构是用来将尼尔森和罗伊·摩根，但都没有超过背线数据提供更多的信息。
Advertising and media agencies are used to going to Nielsen and Roy Morgan, but both offer no more information than topline data.
广告和传媒机构是用来将尼尔森和罗伊·摩根，但都没有超过背线数据提供更多的信息。
Advertising and media agencies are used to going to Nielsen and Roy Morgan, but both offer no more information than topline data.
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