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).
冂
=
丨
+
㇆
:
Mnemonic symbol from the shape of the character: kind of looks like a map.
Zeus (ju) found a secret map (冂) that tells the location of a golden dinosaur bone (丨) in front of the engine ((e)ng1), so he took a plow (㇆) and dug up everything. He actually found a couple of dinosaur bones, but not a golden one.
冋
=
冂
+
口
:
Zeus is working at a border control checkpoint in front of the engine, but there is no-one to be checked. He is so bored that he's driving staples into mandarins without end.