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.
Marilyn Monroe and the mean crocodile celebrate Christmas with a Christmas tree inside of the space station. Coincidentally they got each other the same present: each of them is giving the other one a sack of rice.