束
=
口
+
木
:
Mnemonic symbol: a bundle of firewood.
In the space station's bathroom (Ø4), Sheldon Shrimp (shu) built a stage out of bundles of firewood (束) to put his Christmas tree (木) on. Under the tree he put his favourite food: mandarins (口).
食
=
亽
+
艮
:
Mnemonic symbol: a bag of instant noodles.
Sherlock Holmes (sh) went camping in the space station's bathroom (Ø2). As foodstuffs he brought chewing gum (艮) and instant noodles (食), but he forgot to bring his gas stove, so in front of his tipi (亽) He is eating chewing gums all day.