乳酸

rǔsuān

noun #26,574

Meanings

HSK 7-9

剧烈运动后肌肉中会积累大量乳酸。

Jùliè yùndòng hòu jīròu zhōng huì jīlěi dàliàng rǔsuān.

After vigorous exercise, large amounts of lactic acid accumulate in muscles.

HSK 7-9

乳酸菌在发酵过程中产生乳酸。

Rǔsuān jūn zài fājiào guòchéng zhōng chǎnshēng rǔsuān.

Lactic acid bacteria produce lactic acid during fermentation.

memory

乳 (milk/breast) + 酸 (sour/acid) = milk acid. Lactic acid was first isolated from sour milk, and the connection to dairy is preserved in the name.

乳 rǔ

酸 suān