补充:nationality有国籍的意思。World English Dictionaryethnic or ethnical (ˈɛθnɪk) —adj relating to or characteristic of a human group having racial, religious, linguistic, and certain other traits in relating to the classification of mankind into groups, esp on the basis of racial denoting or deriving from the cultural traditions of a group of people: the ethnic dances of Slovakia characteristic of another culture: the ethnic look; ethnic food从definition上看来,用ethnicity还是比较好哦