粒

lì = li + Ø4

grain / granule / classifier for small round things (peas, bullets, peanuts, pills, grains etc)

粒 = 立 + 米 : Li Qingzhao (li) got a sack of rice (米) delivered to the space station. In the bathroom (Ø4) she fills the rice granules (粒) in a vase (立) to store them for a longer time.

粒 character breakdown

粒
- 立
  - 亠
    - 一
    - 丶
  - 䒑
    - 一
    - 丷
- 米
  - 丷
  - 木
    - 八
      - 丿
      - ㇏
    - 十
      - 一
      - 丨

立

lì = li + Ø4

to stand / to set up / to establish / to lay down / to draw up / at once / immediately

立 = 䒑 + 亠 : Li Qing Zhao hides some weed in a vase in the space station's bathroom. To get the weed there, she transports it under her beret.

米

mǐ = mi + Ø3

rice / CL:粒[li4] / meter (classifier)

米 = 丷 + 木 : Mnemonic symbol: a sack of rice.

Marilyn Monroe and the mean crocodile celebrate Christmas with a Christmas tree inside of the space station. Coincidentally they got each other the same present: each of them is giving the other one a sack of rice.