Usage note
洞表示中间空的地方。
dòng biǎo shì zhōng jiān kōng de dì fāng。
洞 means a hole or hollow place.
Context note
洞常用于地面、山和物体。
dòng cháng yòng yú dì miàn 、 shān hé wù tǐ。
It is often used with ground, mountains, and objects.
5 examples
地上有一个洞。
dì shàng yǒu yí gè dòng。
There is a hole in the ground.
树上有个洞。
shù shàng yǒu gè dòng。
There is a hole in the tree.
这个洞很小。
zhè ge dòng hěn xiǎo。
This hole is very small.
请别掉进洞里。
qǐng bié diào jìn dòng lǐ。
Please do not fall into the hole.
洞里有水。
dòng lǐ yǒu shuǐ。
There is water in the hole.
5 mini stories
孩子发现了一个小洞。
hái zi fā xiàn le yí gè xiǎo dòng。
The child found a small hole.
兔子住在洞里。
tù zi zhù zài dòng lǐ。
Rabbits live in holes.
老师让大家小心地上的洞。
lǎo shī ràng dà jiā xiǎo xīn dì shàng de dòng。
The teacher asked everyone to be careful of holes in the ground.
他把球滚进了洞里。
tā bǎ qiú gǔn jìn le dòng lǐ。
He rolled the ball into the hole.
洞里很黑，什么都看不见。
dòng lǐ hěn hēi， shén me dōu kàn bú jiàn。
It was dark in the hole, and nothing could be seen.
Mini dialogue
发现小洞
A
你看，地上有一个小洞。
Nǐ kàn, dì shàng yǒu yī gè xiǎo dòng.
Look, there is a small hole in the ground.
B
可能是小老鼠挖的洞。
Kěnéng shì xiǎo lǎoshǔ wā de dòng.
Maybe it's a hole dug by a little mouse.
衣服破了
A
哎呀，我的袜子上有个洞。
Āiyā, wǒ de wàzi shàng yǒu gè dòng.
Oh no, there is a hole in my sock.
B
没关系，回家让妈妈补一下这个洞。
Méiguānxi, huí jiā ràng māma bǔ yīxià zhège dòng.
It's okay, go home and ask mom to mend this hole.
Related words and contrasts
similar
孔
kǒng
hole; opening
洞 is a hole or cave; 孔 is a small hole
related
洞穴
dòngxué
cave
洞穴 is a cave, a larger hole in the ground or mountain
similar
坑
kēng
pit; hollow
坑 is a pit or hollow in the ground