如釋重負

如 = 口 + 女 : Mnemonic symbol: Asif ibn Barkhiya, according to the Qur'an, throne hauler at the court of king Salomon.

如 = 口 + 女 : Just inside the space station's entrance, Asif ibn Barkhiya, Rachel Rhinoceros and Bessie Coleman are playing monkey, throwing a mandarin as if they were little kids.

释 = 釆 + 又 + 二 + 丨 : Every time Sherlock Holmes (sh) draws a sample from a boxing glove (又) with a sampling tool (釆) In the space station's bathroom (Ø4), he pulls out a small dinosaur bone (丨) and is shocked electrically immediately, since an attached capacitor (二) releases (释) its charge. Yet Sherlock continues to do so since he is determined to explain (释) the nature of the boxing glove.

重 = 千 + 里 : Mnemonic symbol (from the shape of the character): this one looks like a space elevator. The two top strokes are the heavens, the two bottom strokes are the earth, and the part in between is the cabin (or climber) of the space elevator.

Chantal Chicken (chu) is working in the engine's kitchen ((e)ng2). Her job is to crush sunflower (里) seeds with a 1 kg weight (千) to get the kernels. Then she has to put the kernels into the cabin of a space elevator (重) to send them to outer space. This repeats (重) again and again day in, day out.

重 = 千 + 里 : Mnemonic symbol (from the shape of the character): this one looks like a space elevator. The two top strokes are the heavens, the two bottom strokes are the earth, and the part in between is the cabin (or climber) of the space elevator.

Julian Giant Squid (zhu) installed a space elevator (重) in the engine's bathroom ((e)ng4). For the maiden trip, and as a stress test, he loads one thousand (千) one kilogram weights (千) and decorates them with sun flowers (里) to celebrate the occasion.

负 = ⺈ + 贝 : Mnemonic symbol: an opossum (负鼠) who carries her babies on her back.

A few pals practice their cosplay on the space station's bathroom. They want to reenact the town musicians of Bremen, and so Frieda Fuchs stands at the bottom, the crab is on top of Frieda, the crane is on top of the crab, the opossum is on top of the crane, and the opossum carries her babies on her back.