语系

lā dīng yǔ yǔ xì

拉丁语语系

the Latin family of languages

yīng yǔ yǔ xì

英语语系

the English department

hàn yǔ hé měng gǔ yǔ shǔ yú bù tóng de yǔ xì

汉语和蒙古语属于不同的语系。

Chinese and Mongolian languages belong to different language family.