聚丙烯 jù bǐng xī 🔊 polypropylene + Review this word Meanings jù bǐng xī polypropylene Its characters 聚jùto assembleHSK 4丙bǐngthird of the ten Heavenly Stems 十天干[shi2…HSK 7–9烯xīalkene; -ene (suffix used in chemical names)