白布

plain white cloth / calico

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

variant of 布[bu4] / to announce / to spread

cloth / to declare / to announce / to spread / to make known

to hold up a white banner (i.e. to protest)