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.
急
=
刍
+
心
:
Joan of Arc just arrived at the space station and although she has to go to the bathroom very urgently, she first has to clear the way of a big fluffy heart using a lawn mower.
败
=
攵
+
贝
:
Beelzebub threatens to hurt a crab with a sledgehammer should it not obey in the airplane's bathroom. The crab has no option but to declare defeat and obey Beelzebub's orders.
坏
=
不
+
土
:
In the airplane's bathroom, there is a clear sign that it is forbidden to enter the room with dirty feet. Helga Horse is quite spoiled though, so she enters right after she went to the muddy stables and spreads dirt all around.