洞孔

Traditional form:

洞孔

Pinyin (reading):

dòngkǒng

Definitions:

• hole

Characters:

• 洞 - cave, grotto, hole, ravine
• 孔 - opening, hole, orifice; great

Traditional characters:

• 洞 - cave, grotto, hole, ravine
• 孔 - opening, hole, orifice; great