white / snowy / pure / bright / empty / blank / plain / clear / to make clear / in vain / gratuitous / free of charge / reactionary / anti-communist / funeral / to stare coldly / to write wrong character / to state / to explain / vernacular / spoken lines in opera
白
=
丶
+
日
:
Mnemonic symbol: a white flag. The sun (日) is waving with a white (白) flag (白) in the airplane's kitchen (ai2) while Beelzebub (b) is beating them with a big petal leaf (丶).
forehead / horizontal tablet or inscribed board / specified number or amount
额
=
客
+
页
:
Albert Einstein (Ø) and his guest (客) are playing a game of 20 questions just inside the elevator's kitchen (e2). They both have sheets of paper (页) fixed to their foreheads (额) with a name on each to guess.