ethnics的中文翻譯是什麼意思

Philadelphia may be known as home of the establishment and ethnics.

費城也許是名門和族裔之鄉.

The theory support of ethnics is matter - element theory and extension set theory.

它的理論支柱是物元理論和可拓集合理論,其邏輯細胞則是物元.

The white ethnics argue that what is good for blacks is good for other minorities.

白種人主張對黑人有益的就是對其他種族有益的.