to open / to start / to turn on / to boil / to write out (a prescription, check, invoice etc) / to operate (a vehicle) / carat (gold) / abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2] / abbr. for 開本|开本[kai1 ben3], book format
开
=
一
+
廾
:
A bottle opener. Karl Marx is sitting in front of the airplane, begging for money. He's playing a flute and has his bottle opener ready for the next beer, but unfortunately, he'll be carried away, his hands cuffed, soon.
赛
=
宀
+
井
+
丌
+
贝
:
Socrates (s) and the crab (贝) are competing in a competition (赛) in the airplane's bathroom (ai4). The competition is about stacking wells (井) as high as possible. After time's up, Socrates is the clear winner. He climbs the winner's pedestal (丌) and receives a honorary PhD and thus a graduation cap (宀).