洞穴 + Location/Description
The noun 洞穴 (dòngxué) means "cave" or "cavern," referring to a natural hollow space in rock or underground. It is used to describe larger, deeper caves, often in narrative or descriptive contexts. For example, 他们到达了洞穴里一个开阔的空间 means "They reached an open space inside the cave."
探险队在山里发现了一个巨大的洞穴。
tànxiǎnduì zài shān lǐ fāxiàn le yī gè jùdà de dòngxué.
The expedition discovered a huge cave in the mountains.
这个洞穴里住着成千上万只蝙蝠。
zhège dòngxué lǐ zhù zhe chéngqiānshàngwàn zhī biānfú.
Tens of thousands of bats live in this cave.
我们打着手电筒,慢慢走进了洞穴深处。
wǒmen dǎ zhe shǒudiàntǒng, mànmàn zǒu jìn le dòngxué shēnchù.
We turned on our flashlights and slowly walked deep into the cave.