嗜酸性粒细胞

shì suān xìng lì xì bāo

eosinophil (type of white blood cell)

嗜

shì

addicted to

酸

suān

sour

性

xìng

nature

粒

lì

grain; granule; pellet; particle

细

xì

thin or slender

胞

bāo

placenta