用戶線

用 = 丨 + 月 : Mnemonic symbol: a first aid kit. Can you see the cross on the container?

用 = 丨 + 月 : Yu the Great hurt her leg when she slipped in the engine's bathroom. The moon helps her to splint her leg using the bathroom's first aid kit and a dinosaur bone.

户 = 丶 + 尸 : Helga Horse (hu) is being attacked by a ghost (尸) with a big petal leaf (丶) on his head in the space station's bathroom (Ø4). She's fighting him off using a wooden swinging door (户).

戶 = ⺁ + 口 : Helga Horse's (hu) family (戶) is visiting her in the space station's bathroom (Ø4). For dinner, Helga prepared a ton of bananas (⺁) and a mandarin (口) on top.

线 = 戋 + 纟 : Mnemonic symbol: barbed wire.

线 = 戋 + 纟 : The silk worm wants to use the floating tank in the anthill's bathroom, but there's already Marie Curie inside—and she secured the tank by setting up barbed wire all around it.