Nantoka/烯xī烯 (xī) is a Chinese word meaning “alkene”.Meanings1alkeneRelated words丙烯酸acrylic acid C3H4O2乙烯ethylene聚乙烯polythene聚氯乙烯polyvinyl chloride (PVC)聚丙烯polypropylene聚苯乙烯polystyrene苯乙烯Styrene丁二烯butadiene C4H6丙烯propylene C3H6丁烯butene or butylene C4H8丙烯腈acrylo-nitrile丙烯酸酯acrylic esterStudy Chinese with flashcards →