"Beijing cough", respiratory problems caused by dry and polluted Beijing air, typically experienced by non-acclimated foreigners who would otherwise have no such problems
北
=
丬
+
匕
:
A compass rose. In the Eiffel Tower, Beelzebub tries to build a compass. As a baseplate he uses a piece of wood, on which he sticks the north pike of a compass rose. On the south pike he balances a ladle, which is supposed to adjust itself to earth's magnetic field.
capital city of a country / big / algebraic term for a large number (old) / artificial mound (old)
京
=
亠
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口
+
小
:
Mnemonic symbol: Beijing is China's capital, and a characteristic landmark of Beijing is the building called the underpants. Joan of Arc (ji) is trying out Beijing's large underpants (京) in front of the engine ((e)ng1). The underpants have a nice pattern consisting of paintings of berets (亠), mandarins (口) and daisies (小).
咳
=
亥
+
口
:
Karl Marx (k) caught a tropical kind of tuberculosis and so he coughs and coughs (咳) mandarins (口) in the elevator's kitchen (e2). The boar (亥) is very happy about it as she gets to eat lots and lots of mandarins.