洞穴 (dòng xué) — cave, cavern
Definition
洞穴 is a formal word for a natural underground cave or cavern. Compared with the everyday 洞, it emphasizes a larger, more geologically formed space; 巢穴 is for animal lairs or criminal hideouts, not geological caves.
noun
cavecavern
Measure word · 个
Examples
- 洞穴。Tàn xiǎn jiā men zǒu jìn le zhè ge shén mì de dòng xué.The explorers walked into this mysterious cave.
- 洞穴，。dòng xué Lǐ miàn fēi cháng cháo shī, ér qiě hěn hēi.Inside the cave it's very damp and also very dark.
- 洞穴。Zhè ge dòng xué shì jǐ bǎi wàn nián qián xíng chéng de.This cave was formed millions of years ago.
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