任何一个旅游者都知道，美国是世界上最爱给小费的国家。

Any traveller knows that the US is the world's most tip-happy country.

youdao

任何一个旅游者都知道，美国是世界上最爱给小费的国家。

Any traveller knows that the US is the world's most tip-happy country.

youdao