保護模式

保 = 亻 + 呆 : Mnemonic symbol: a safe.

In the aorta (ao3), the fool (呆) and Rosa Luxemburg (亻) unite their forces to protect (保) the world and try to lock Beelzebub (b) in a safe (保).

护 = 户 + 扌 : Helga Horse (hu) feels that she has to protect (护) the inhabitants of the space station. In the bathroom (Ø4) she equips herself with a wooden swinging door (户) as a shield and a toy claw (扌) as a weapon.

模 = 木 + 莫 : Mahatma Gandhi (m) and Mozart (莫) both want to impress a super model (模) in the observatory's kitchen (o2). They both set up beautiful Christmas trees (木) to impress the super model with their decoration skills.

模 = 木 + 莫 : Just inside the space station's entrance (Ø2) Mozart (莫) and Malte Monkey (mu) create a duplicate of a Christmas tree (木) using lots of silicon and a mold (模).

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.