递推公式

递 = 弟 + 辶 : Dorothy Gale (di) encounters Jesse James (弟) in the space station's bathroom (Ø4) who catches sight of Dorothy's new gladiator sandals (辶). He pulls out his gun and has Dorothy hand over (递) her new sandals very slowly.

推 = 扌 + 隹 : Tommy Turtle is very romantic and proposes to the sparrow in front of the Eiffel Tower. He holds the little box with the ring up to the sparrow with a toy claw, but sadly, the sparrow refuses and rejects to take it.

公 = 八 + 厶 : Mnemonic symbol from 公交车: a (magic) bus.

公 = 八 + 厶 : Gitta Giraffe has to deliver 100 eight balls to engine driving a magic bus. She is driving in front of the engine and because the load is so heavy, she is driving very slowly. Additionally, she tried to decrease the wind resistance by installing a large fake nose at the front of the bus.

式 = 工 + 弋 : I'll use a specific style as mnemonic symbol: 哥特式, gothic.

Sherlock Holmes and the goth are celebrating a Viking festival in the space station's bathroom. They don't have trunks to throw around, so they use a steel beam. They also celebrate by practising archery. In zero gravity it is easy for them to set one world record after the next.