亚油酸

亞油酸

yàyóusuān

noun

Meanings

1 linoleic acid

Characters

sub-; secondary

Examples

HSK 6

亚油酸是人体必需的脂肪酸。

Yàyóusuān shì réntǐ bìxū de zhīfángsuān.

Linoleic acid is an essential fatty acid for the human body.

HSK 7-9

葵花籽油富含亚油酸。

Kuíhuāzǐ yóu fùhán yàyóusuān.

Sunflower seed oil is rich in linoleic acid.

Tips

memory

亚 (sub-, secondary) + 油酸 (oleic acid) - i.e. 'an acid one step below oleic.' In chemistry naming, 亚 marks a lower oxidation/position rank, the same logic as 亚硝酸 (nitrous acid) vs 硝酸 (nitric acid).

Stroke Order

亚 Yà

油 yóu

酸 suān