为主 wéizhǔ HSK5 predominate Origin Definitions Defs Strokes Stroke Words Sentences Sents 先入为主 xiānrùwéizhǔ preconceived the first impression is the strongest; to hold a preconceived notion反客为主 fǎnkèwéizhǔ seize the initiative the guest acts as host (idiom); to turn from passive to active behavior行为主义 xíngwéizhǔyì behaviorism