Why English afternoon tea is black tea?

为什么英式下午茶是红茶？

youdao

Afternoon tea, that most quintessential of English customs is, perhaps surprisingly, a relatively new tradition.

下午茶是英国传统的精华所在，但它并没有特别悠久的历史。

youdao

Soldiers of the English Gloucestershire Regiment battalion stop for afternoon tea.

来自英国格洛斯特郡的士兵在战斗间隙中喝下午茶。

youdao

So there's having tea in the afternoon, which is the English cream tea,

所以，下午会有下午茶，英式奶油点心，

来一杯红茶怎么样？ - SpeakingMax英语口语达人

While the food and service are not as good as a Cathay or Singapore, it is better than on most domestic carriers, and I like the distinctly English touches like afternoon tea and bacon rolls for breakfast.

FORBES: Radical Business Class Sets British Airways Apart