难以理解

难 = 又 + 隹 : Mnemonic symbol: a video game which is almost impossible to beat.

难 = 又 + 隹 : Just inside the anthill's kitchen, Napoleon and a sparrow are trying to beat an insanely difficult video game. After playing and failing all day long Napoleon finally loses his temper and crashes the game wearing two boxing gloves.

㠯 = 尸 + 口 : Mnemonic symbol: 㠯 looks like a cool pair of safety goggles.

A ghost (尸) has been hiding from Maud Younger (Ø3) in a mandarin (口). Maud finds the mandarin in the space station's living room (Ø3) and squeezes the ghost out, and in order to (㠯) be protected from the mandarin juice flying all around in zero gravity she is wearing safety goggles (㠯).

以 = 人 + 厶 : So this is Neanderthal Man with a fake nose. He has bushy eyebrows, so my symbol for 以 is going to be one of these fake noses that come with additional glasses, eyebrows, and a moustache: Groucho glasses.

以 = 人 + 厶 : Maud Younger and Neanderthal Man prepared some costumes for Halloween in the space station. Neanderthal Man created a big fake nose, while Maud Younger made a pair of Groucho glasses.

理 = 王 + 里 : Li Qingzhao and Martin Luther King have the mission to find out the intrinsic order and inner essence of sunflowers in the space station. They grow a few sunflowers and care for them very meticulously, talking to them and everything.

解 = 刀 + 牛 + 角 : Mnemonic symbol: acetone, in which anything can be dissolved.

Inside of the elevator (e3) Joan of Arc (ji) is dissolving a horn (角). A moment ago she cut the horn from the bull's (牛) head using a cleaver (刀). The bull is still shocked as he sees Joan of Arc dissolve (解) his horn in acetone (解).