公決

public decision (by ballot) / majority decision / a joint decision / referendum

public / collectively owned / common / international (e.g. high seas, metric system, calendar) / make public / fair / just / Duke, highest of five orders of nobility 五等爵位[wu3 deng3 jue2 wei4] / honorable (gentlemen) / father-in-law / male (animal)

to decide / to determine / to execute (sb) / (of a dam etc) to breach or burst / definitely / certainly

referendum