乳酸菌 rǔ suān jūn

DEFINITIONS

  1. lactic acid bacteria

CHARACTERS

乳 rǔ
HSK 6
breast, nipples; milk, suckle
酸 suān
HSK 4
tart, sour; acid; stiff; spoiled
菌 jūn
HSK 6
mushroom; germ, microbe