Meaning of kǒng:
孔
surname Kong; hole; CL:個|个[ge4]
Wǒ jīntiān yùdào le yīgè xìng Kǒng de péngyǒu.
我今天遇到了一个姓孔的朋友。
I met a friend with the surname Kong today.
Qiáng shàng yǒu yī gè xiǎo kǒng.
墙上有一个小孔。
There is a small hole in the wall.
Zhè dǔ qiáng shàng yǒu yīgè xiǎo kǒng.
这堵墙上有一个小孔。
There is a small hole in the wall.
classifier for cave dwellings
Zhège dòngwù de jiā shì yī zhǒng dòngxué, yǒu yīgè zhòngyào de rùkǒu kǒng.
这个动物的家是一种洞穴,有一个重要的入口孔。
The home of this animal is a type of cave, which has an important entrance hole.