wèi / le / fáng / zhǐ / zhè / zhǒng / dòng / wù / miè / zhǒng / yán / jiū / rén / yuán / jiàn / lì / le / bǎo / hù / qū

为了防止这种动物灭种，研究人员建立了保护区。

To prevent this animal from becoming extinct, researchers established a protected area.