Guangdong has hosted fair for more than half a century, since 1957.

广东自1957年开始主办展会，至今已有半个世纪之久。

The United States has been the world’s breadbasket for more than half a century.

过去的半个世纪内，美国一直是世界的面包篮子。

As a way of marketing with media, product placement has been more than half a century of history.

作为一种寄生于媒体的营销方式，植入式广告事实上已经有超过半个世纪的历史。

Consumer confidence, as our chart shows, is at its lowest in more than half a century (except for a brief sharp dip in 1980).

如下图所示，消费者的信心出于半个世纪以来的最低点（除了80年的一次短暂的严重衰退）。

The author and the writing time of The Record Of Music have been argued for more than half a century, but a unanimous conclusion can not be reached.

《乐记》的作者及其成书年代问题争论了半个多世纪迄无定论。