沙
=
少
+
氵
:
Sherlock Holmes (sh) is selling bottles (氵) in front of the ashram (a1). Smiley (少) comes round because thon is very thirsty and buys a bottle, just to find out that it contains only sand (沙).
category / genus (taxonomy) / family members / dependents / to belong to / subordinate to / affiliated with / be born in the year of (one of the 12 animals) / to be / to prove to be / to constitute
属
=
尸
+
禹
:
暴龙属 is the genus Tyrannosaurus, and I'll use a T-Rex as mnemonic symbol.
The great Yu (禹) built a dyke to prevent Sheldon Shrimp (shu) from entering his side of the space station (Ø3), but then a T-Rex (属) ghost (尸) starts to haunt him until he tears down his dyke.