挖
=
扌
+
穵
:
Willy Walrus (w) started another excavation (挖) in front of the ashram (a1). This time he wants to take it up a notch and uses a lot of toy claws (扌) to dig (挖) a lot of earth in a short time.
掘
=
屈
+
扌
:
Zeus (ju) heard that the elevator was built on the remains of an ancient civilization, so he plans to unearth (掘) any relics. He has quite high diopter (屈) though and so, unknowingly, with his toy claw (扌) he digs (掘) right below the pillars inside the entrance (e2), eventually leading to the collapse of the elevator.
机
=
几
+
木
:
Joan of Arc (ji) made a machine (机) that fully automatically manufactures tables (几) out of Christmas trees (木) and tests it in front of the space station (Ø1).
械
=
戒
+
木
:
Marie Curie (xi) finds a turning machine (机械) under a Christmas tree (木) in the elevator's bathroom (e4). Happily she proceeds to manufacture a ring (戒) for herself.