气孔

Mnemonic symbol: a balloon. The Queen of Hearts is disappointed by her balloons. She expected them to float upwards, but in the space station's bathroom, They float randomly in all directions.

孔 = 乚 + 孑 : Karl Koala (ku) created one 孔 cave dwelling by digging a hole (孔) into one of the engine's ((e)ng3) boulders using a shovel (乚). Unfortunately there are many mosquitoes (孑) and Karl tries to kill them using the shovel.

孔 = 乚 + 孑 : Karl Koala (ku) created one 孔 cave dwelling by digging a hole (孔) into one of the engine's ((e)ng3) boulders using a shovel (乚). Unfortunately there are many mosquitoes (孑) and Karl tries to kill them using the shovel.