Philadelphia may be known as home of the establishment and ethnics.
费城也许是名门和族裔之乡.
辞典例句
The theory support of ethnics is matter - element theory and extension set theory.
它的理论支柱是物元理论和可拓集合理论,其逻辑细胞则是物元.
互联网
The white ethnics argue that what is good for blacks is good for other minorities.
白种人主张对黑人有益的就是对其他种族有益的.
互联网