充填因数 Traditional 充填因數 chōng tián yīn shù 🔊 complementary factor + Keep this word Meanings chōng tián yīn shù 充填因數 complementary factor Its characters 充chōngsufficient; fullHSK 7–9填tiánto fill or stuffHSK 5因yīncauseHSK 6数shǔto countHSK 4