a.

1. 種族（上）的；人種學的
   I know you are a British citizen. May I know your ethnic origin?

   我知道妳是英國公民。可否請問妳的種族來源？

adj.

1. relating to a group of people having a common national or cultural tradition.
2. denoting origin by birth or descent rather than by present nationality:
   ethnic Albanians.
3. characteristic of or belonging to a non-Western cultural tradition:
   ethnic dresses.
4. archaic heathen.

n.