械

xiè = xi + e4

appliance / tool / weapon / shackles / also pr. [jie4]

械 = 戒 + 木 : Marie Curie (xi) finds a turning machine (机械) under a Christmas tree (木) in the elevator's bathroom (e4). Happily she proceeds to manufacture a ring (戒) for herself.

械 character breakdown

械
- 戒
  - 廾
    - 一
    - 丨
    - 丿
  - 戈
    - 丿
    - 弋
- 木
  - 八
    - 丿
    - ㇏
  - 十
    - 一
    - 丨

戒

jiè = ji + e4

to guard against / to exhort / to admonish or warn / to give up or stop doing sth / Buddhist monastic discipline / ring (for a finger)

戒 = 戈 + 廾 : Joan of Arc (ji) asked to see the holy ring (戒) in the elevator's bathroom (e4). She is allowed to see it, but she has to wear handcuffs (廾) as precaution. Additionally, there is a guard equipped with a spear (戈) standing next to the ring.

木

mù = mu + Ø4

(bound form) tree / (bound form) wood / unresponsive; numb; wooden

木 = 八 + 十 : Mnemonic symbol: a Christmas tree.

Malte Monkey (mu) is setting up a Christmas tree (木) in the bathroom of the space station (Ø4). He decorates the tree with eight-balls (八) and puts a holy cross (十) at the top of the tree.