pitfall / trap / to get stuck / to sink / to cave in / to frame (false charge) / to capture (a city in battle) / to fall (to the enemy) / defect
陷
=
臽
+
阝
:
After Marie Curie (xi) caught the crane in the anthill's bathroom (an4) she wants to catch the pope (阝) next. She knows that a normal sling trap (臽) will not work, so she digs a pitfall (陷) this time, but to be on the safe side she installs an additional sling trap (臽) at the bottom of the pitfall (陷).
臽
=
⺈
+
臼
:
Marie Curie (xi) wants to catch the crane (⺈) and set up a trap (臽) in the anthill's bathroom (an4). She prepares a sling trap (臽) and places a mortar (臼) with some food in the middle of the sling, and soon she will catch the crane.