生态系统

生 = 牛 + 一 : Mnemonic symbol: a cradle.

Sherlock Holmes (sh) comforts a crying baby bull (牛) in a cradle (生) in front of the engine ((e)ng1) and plays him a tune on a flute (一).

态 = 太 + 心 : The empress dowager (太) asks Tecumseh (t) about his attitude (态) towards her in the airplane's bathroom (ai4). Tecumseh isn't sure himself and samples his hearts (心) on a scale from 1 to 10 with one bin per integer. After N is large enough, he sees that his attitude forms a Gaussian distribution (态) with a mean of 6.

系 = 丿 + 糸 : Mnemonic symbol: As this is the second character in 关系 (guanxi), I'll use shaking hands as the symbol for 系.

系 = 丿 + 糸 : In the space station's bathroom, Marie Curie found a new binding mechanism in chemistry. To demonstrate her findings, she binds two bananas together with a silk scarf. She celebrates her findings by shaking her own hand over her head.

系 = 丿 + 糸 : Mnemonic symbol: As this is the second character in 关系 (guanxi), I'll use shaking hands as the symbol for 系.

系 = 丿 + 糸 : In the space station's bathroom, Marie Curie found a new binding mechanism in chemistry. To demonstrate her findings, she binds two bananas together with a silk scarf. She celebrates her findings by shaking her own hand over her head.

系 = 丿 + 糸 : Mnemonic symbol: As this is the second character in 关系 (guanxi), I'll use shaking hands as the symbol for 系.

系 = 丿 + 糸 : In the space station's bathroom, Marie Curie found a new binding mechanism in chemistry. To demonstrate her findings, she binds two bananas together with a silk scarf. She celebrates her findings by shaking her own hand over her head.

统 = 充 + 纟 : The president (统) wants to unite (统) the country, so he sets up free mobile phone chargers (充) for everyone inside of the engine ((e)ng3). As soon as he plugged in the first few chargers there are already a silk worm (纟) and Tommy Turtle (tu) peacefully sitting next to each other to charge their phones.