Our sales team includes employees of twelve different nationalities working together in the Taipei office.

我們的業務團隊包含十二個不同民族的員工，一起在台北辦公室工作。

The tour guide explained how each nationality in the region kept its own festivals and food.

導遊解說了該地區每個民族如何保有自己的節慶與飲食。

Customer service staff should respect every nationality and avoid jokes about cultural customs.

客服人員應尊重每個民族，避免開有關文化習俗的玩笑。