白皮杉醇

piceatannol C14H12O4

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

surname Pi

leather / skin / fur / CL:張|张[zhang1] / pico- (one trillionth) / naughty

China fir / Cunninghamia lanceolata / also pr. [sha1]

alcohol / wine with high alcohol content / rich / pure / good wine / sterols

old variant of 醇[chun2]