颗粒物 Traditional 顆粒物 kē lì wù 🔊 particulate matter (PM) + Review this word Meanings kē lì wù 顆粒物 particulate matter (PM) Its characters 颗kēclassifier for small spheres, pearls…HSK 5粒lìgrain; granule; pellet; particleHSK 6物wùthing Words with 颗粒物 细颗粒物 xì kē lì wù fine particle (PM 2.5)