孔穴

Traditional form:

孔穴

Pinyin (reading):

kǒngxué

Definitions:

• aperture
• hole
• cavity

Characters:

• 孔 - opening, hole, orifice; great
• 穴 - cave, den, hole

Traditional characters:

• 孔 - opening, hole, orifice; great
• 穴 - cave, den, hole