Guó / jì / zǔ / zhī / fā / bù / le / yí / fèn / guān / yú / bīn / wēi / wù / zhǒng / bǎo / hù / de / hóng / pí / shū

国际组织发布了一份关于濒危物种保护的红皮书。

An international organization published a red book on the protection of endangered species.