homogeneous 同質的homogene ous^ homoual， heteroual

　　mainstream 主流 主流的

　　dialect 方言

　　discrepancy 差異

　　misconception 誤解= misunderstanding

　　barrier 障礙~ bar， = barricade

　　discrimination 區別，歧視racial/ual discrimination? discriminate

　　hierarchy 等級制度heirarchy

　　insularity 島國性質British industry has often been criticized for its linguistic insularity.

　　microcosm 小天地microcosm

　　nostalgia = homesickness

　　patriot 愛國者 à patriotic， patriotism

　　compatriot 同胞 同胞的compatriot

　　vernacular 本地的，本國的 本地話，本國話the vernacular languages of India

　　Hispanic An American whose first language was Spanish

　　immigration 移入~ immigrant， immigratev.s. emigration

　　antipodes Any two places or regions on diametrically opposite sides of the Earth“from North America to the Antipodes”