zài / chuán tǒng / de / wǔ jiè / fēn lèi / xì tǒng / zhōng / yuán hé shēng wù jiè / zhǔ yào / bāo kuò / xì jūn / hé / lán zǎo

在传统的五界分类系统中，原核生物界主要包括细菌和蓝藻。

In the traditional five-kingdom classification system, the kingdom Monera mainly includes bacteria and cyanobacteria.