Since the medieval time, lighting a candle on a tree is common to welcome guests.

自中世纪以来，在树上点蜡烛成为欢迎客人的一种习俗。

youdao

Since the medieval time, lighting a candle on a tree is common to welcome guests.

自中世纪以来，在树上点蜡烛成为欢迎客人的一种习俗。

youdao