庸
=
广
+
用
+
肀
:
Yu the Great (yu) crashes with her parachute (广) in front of the engine ((e)ng1) and breaks her leg. Luckily she finds a first aid kit (用) right away, but inside there is just an ordinary (庸) crayon (肀) which she has no use (庸) for.
碌
=
石
+
录
:
Lenny Lemur (lu) is keeping a diary (录) in the space station's bathroom (Ø4), but it is quite laborious (碌) to write down (碌) a new entry because it is just a big stone (石).