不
=
丆
+
卜
:
Bruno Bear (bu) is setting up a wind wheel (丆) with a voodoo staff (卜) in the space station's bathroom (Ø4). He also puts a "forbidden" sign (mnemonic symbol for 不) on it, to make clear that it may not (不) be stopped.
to set / to fix / to determine / to decide / to order
定
=
宀
+
下
+
人
:
"to fix": duct tape. Somebody wanted to tease Dorothy Gale and taped a graduation cap to her head. Neanderthal Man tries to help her by levering the cap off with a ladder in the engine's bathroom.