入
=
丿
+
㇏
:
Mnemonic symbol: an enter key like on a computer keyboard.
There is a special area in the space station's bathroom (Ø4) which is filled with bananas (丿), but you have to hit an enter key (入) to enter (入). Rachel Rhinoceros (ru) uses a finger (㇏) to press the button and get access to the bananas.
large place used for a specific purpose / stage / scene (of a play) / classifier for sporting or recreational activities / classifier for number of exams
场
=
𠃓
+
土
:
Charlie Chaplin (ch) practices his stage act in the anglepod's living room (ang3). He built a circus ring (场) out of clay (土) and performs his show, wearing Icarus' wings (𠃓) and flying around.
式
=
工
+
弋
:
I'll use a specific style as mnemonic symbol: 哥特式, gothic.
Sherlock Holmes and the goth are celebrating a Viking festival in the space station's bathroom. They don't have trunks to throw around, so they use a steel beam. They also celebrate by practising archery. In zero gravity it is easy for them to set one world record after the next.