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HSK 2.0
Current standard
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Complete HSK 1 course
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Hanzi Hunter
Pinyin space shooter
Tone Trials
Train your ear
Memory March
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乙酸根
yǐsuāngēn
1.
acetyl radical CH3COO-
Character Breakdown
乙
yǐ
second; 2nd heavenly stem
HSK 5
1 丶
酸
suān
tart, sour; spoiled; acid
HSK 4
14 丶
根
gēn
root, basis, foundation
HSK 3
10 丶
Metadata
Category
Chinese