dòng / kū / shēn / chù / zhù / zhe / yì / qún / biān / fú / yóu / kè / bù / néng / suí / yì / jìn / rù

洞窟深处住着一群蝙蝠，游客不能随意进入。

A group of bats lives deep inside the cave, so visitors cannot enter freely.