泳
=
氵
+
永
:
Yu the Great (yu) is swimming (泳) through a sea of diamond rings (永) inside of the engine ((e)ng3). It is very exhausting, so she often has to take sips from her water bottle (氵).
镜
=
竟
+
钅
:
Joan of Arc (ji) asks the mirror (镜) inside of the engine's bathroom ((e)ng4) what her fate will be. The mirror shows her a Jack in the box (竟) stabbing her with a golden harpoon (钅). Joan of Arc instantly realizes that this is an omen telling her to beware of the king of England.