Philadelphia police used Black Friday to describe chaos and congestion.

費城警方用黑色星期五來形容混亂和擁堵。

Downtown streets were clogged with hordes of shoppers headed to the big department stores.

市中心的街道被成群結隊前往大百貨公司的購物者堵得水洩不通。

Retailers hated the terms but then tried to reinvent it.

零售商討厭這些條款，但又試圖重新發明它。

It was the day their profits went from red to black.

這一天，他們的利潤由紅變黑。

So they said, Black Friday really started catching on in the eighties and nineties, pushed by the growth of big box stores.

所以他們說，黑色星期五真正開始流行是在八九十年代，由大賣場的發展推動的。

Today, it's all about bargains, and Black Friday is dark.

今天，就是討價還價，黑五黑了。

Roots are for the history books.

根在史書上。