渐近线

渐 = 斩 + 氵 : Joan of Arc (ji) didn't dispose of her empty water bottles (氵) for a long time. Instead, she just hoarded them in the anthill's bathroom (an4). Today she wants to get rid of the bottles: step by step (渐), little by little (渐) she cuts them down using a lawn mower (斩).

近 = 斤 + 辶 : Joan of Arc (ji) tries to lift two very heavy bar bells (斤) in the encampment's bathroom ((e)n4) while wearing gladiator sandals (辶). She cannot lift them even a little bit though; the bar bells are always very close (斤) to her gladiator sandals.

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.

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.