Yu the Great (yu) is modelling a moon (月) in the elevator's bathroom (e4). He uses a stapler (⺆) to staple a lot of capacitors (二) together to form a moon shape, while the real moon is sitting for him.
二
=
一
:
Mnemonic symbol: a capacitor, because the two strokes remind me of the symbol in electrical drawings. Albert Einstein (Ø) is experimenting with a capacitor (二) in the space station's bathroom (Ø4). He finds that it's uncomfortable to discharge a capacitor using two flutes (一).
⺆
=
丿
+
㇆
:
Mnemonic symbol: ⺆ looks like a staple, as used in a stapler.
Zeus (ju) wants to plant bananas (丿) in front of the engine ((e)ng1). He uses a plow (㇆) to dig up the earth and puts the bananas inside. To prevent the bananas from falling down, he staples them down with a stapler (⺆).