边际成本

边 = 力 + 辶 : Brunhilde fell down on the sidewalk in front of the anthill. One of her gladiator sandals got stuck in a electricity line at the side of the inn.

际 = 示 + 阝 : Joan of Arc (ji) and the pope (阝) have an international (际) meeting in the space station's bathroom (Ø4). They decide on the border through the bathroom and mark their territories using standards (示).

成 = 万 + 戈 : Mnemonic symbol: a progress bar stuck at 99%.

成 = 万 + 戈 : Charlie Chaplin is queuing at the engine's kitchen, which is blocked by a neuron until the progress bar above shows 100%. Unfortunately it has been stuck at 99% for two hours now. If it doesn't finish soon, Charlie will get completely mad and destroy the neuron himself with his spear.

成 = 万 + 戈 : Mnemonic symbol: a progress bar stuck at 99%.

成 = 万 + 戈 : Charlie Chaplin is queuing at the engine's kitchen, which is blocked by a neuron until the progress bar above shows 100%. Unfortunately it has been stuck at 99% for two hours now. If it doesn't finish soon, Charlie will get completely mad and destroy the neuron himself with his spear.

本 = 一 + 木 : Beelzebub (b) finds a Christmas tree (木) in the encampment ((e)n3) and feels like eating its roots (本). He uses a flute (一) to chop the roots right off.