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).
Baihetan, the name of a hydroelectric dam on the Jinsha River 金沙江[Jin1 sha1 jiang1] at a point where the river forms a border between Yunnan and Sichuan