穴， 孔， あな
1. hole, opening, orifice, perforation
2. pit, hollow, cavity, hole (e.g. in the ground)
3. burrow, den, lair, holt, hole
4. deficit, shortage, (financial) hole, loss
5. gap (left by a missing employee, team member, etc.), vacancy, opening
6. flaw, f...
孔，洞口；坑，(地上的)洞；地洞，兽穴；鲜为人知的宝地，守得严严实实的秘密