to guard / to protect / to defend / abbr. for 衛生|卫生, hygiene / health / abbr. for 衛生間|卫生间, toilet / surname Wei / vassal state during the Zhou Dynasty (1066-221 BC), located in present day Henan and Hebei Provinces
卫
=
工
+
亅
:
A steel beam (工) came loose in the Eiffel Tower's bathroom (ei4). Willy Walrus (w) guards (卫) the scene with a crowbar (亅) against gazers until the construction team to repair it arrives.
星
=
日
+
生
:
The sun (日) and a satellite (星) had a love affair and now have a baby: Xi Shi (xi) is quietly sleeping in her little cradle (生) in front of the engine ((e)ng1).
lightning / electricity / electric (bound form) / to get (or give) an electric shock / phone call or telegram etc / to send via telephone or telegram etc
电
=
乚
+
曰
:
Dorothy Gale (di) is looking for a wall plug for her charger (mnemonic symbol for 电) in the anthill's bathroom (an4). She's digging up the whole place with a shovel (乚), but instead of a wall plug she finds a microphone (曰).
视
=
礻
+
见
:
Sherlock Holmes prepared a trap in the space station's bathroom. He knows that the murderer will pass by there and set up a lot of surveillance cameras to film him. Additionally he lingers around disguised as a monk in a monk's cowl to look at and observe him personally.