to erect / vertical / vertical stroke (in Chinese characters)
竖
=
収
+
立
:
In the space station's bathroom (Ø4) Sheldon Shrimp (shu) is experimenting with different ways of putting a radio (収) on top of a vase (立) in order to use the vase as resonating body to improve the sound quality. In the end he decides that the best way to put the radio is to set it up vertically (竖).
to hook / to sew / to crochet / hook / check mark or tick / window catch
钩
=
勾
+
钅
:
Guy Fawkes (g) wants to break into the outhouse. In front of the outhouse (ou1) he draws (勾) a window catch (钩) onto the glass with a golden harpoon (钅) so he can open the window.