细颗粒物

xì kē lì wù

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释义

  1. 1. fine particle (PM 2.5)
  2. 2. fine particulate matter (air pollution etc)

细颗粒物 的构成词

粒
lì

grain

细
xì

thin or slender

颗
kē

classifier for small spheres, pearls, corn grains, teeth, hearts, satellites etc

颗粒
kē lì

kernel

物
wù

thing

颗粒物
kē lì wù

particulate matter (PM)