入国问俗 rùguówènsú when in Rome do as the Romans do Definitions Defs Origin Strokes Stroke Words Sentences Sents 入 rù verbparticle to enter to enter; to go into; to move from outside to inside国 國 guó noun country country; nation; state; a territory with its own people and government问俗 問俗 wènsú to ask about local customs To inquire about local customs and habits upon arriving in a new place.