精確度

精 = 米 + 青 : Joan of Arc scoops a bit of water from the fountain of youth in front of the engine and pours it into a bowl of rice. The water refines the rice into rice wine, and as Joan of Arc drinks it, she finds her spirit renewed.

确 = 石 + 角 : Cupid found a huge horn in the elevator's bathroom. He knows that if it were genuine, it would be worth a fortune. He knows also that there is only one way to find out: by crashing a stone on it he'll find out whether it is the real stuff.

度 = 又 + 广 + 廿 : Mnemonic symbol: a thermometer.

度 = 又 + 广 + 廿 : Doggy Dog follows a rigid training plan in the space station's bathroom to spend his time, even though he is sick and has a fever. To measure the degree of intensity of his fever, he uses a thermometer to measure his temperature. Even while doing this he still boxes a flower pot (which he suspended from a parachute) with his boxing glove.