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Traditional
Pīnyīn
English Definition Add a new word to the dictionary Simplified
HSK
charactercopystroke orderAIpronouncebaikeskritterexampleCorrect
  *酸* | 酸* | *酸
sour / tart / sick at heart / grieved / sore / aching / pedantic / impractical / to make sarcastic remarks about sb / an acid
HSK 4
pungent (taste) / bitter / fig. sad / miserable
HSK 7-9
to feel sad
HSK 7-9
isotretinoin (used in acne treatment)
adenosine triphosphate (ATP)
tannic acid (loanword)
formylic acid (HCOOH) / formic acid / methanoic acid
hydrochloric acid HCl
acetic acid (CH3COOH) / acetate
tartaric acid
harsh / scathing / acid (remarks)
sulfurous acid H2SO3
carboxylic acid
vitamin C / ascorbic acid
lactic acid
ribonucleic acid (RNA)
tannin
tyrosine (Tyr), an amino acid
creatine
argnine (Arg), an essential amino acid
nitric acid
boric acid H3BO3
(Tw) amino acid
oleic acid
fatty acid
benzoic acid C6H5COOH
stearic acid / stearate
to have a tingling sensation in one's nose (due to grief, pungent odor or taste) / to be choked up
niacin (vitamin B3); nicotinic acid; Pyridine-3-carboxylic acid C6H5NO2
acrylic acid C3H4O2
chloric acid HClO3 / chlorate
polyunsaturated fatty acid
salicylic acid
aristolochic acid
(of a scholar) impoverished, shabby and pedantic / impoverished pedant
folic acid
gastric acid
threonine (Thr), an essential amino acid
lysine (Lys), an essential amino acid
glutamic acid (Glu), an amino acid
taurine
deoxyribonucleic acid / DNA
cysteine (Cys), an amino acid / mercaptoethyl amine
acid-resistant
nitrous acid
valine (Val), an essential amino acid
amino acid
sulfuric acid H2SO4 / sulfate
peptide (two or more amino acids linked by peptide bonds CO-NH)
hypochlorous acid HOCl (bleach)
nucleic acid / (coll.) nucleic acid test (abbr. for 核酸檢測|核酸检测)
wretched / poverty-stricken / unpresentable (for clothing, gifts etc)
palmitic acid (chemistry)
humic acid
weak acid
bitter and sad
alanine (Ala), an amino acid
nucleotide
sour belching (medical term)
hyaluronic acid / hyaluronan
cyanic acid HCN
silicic acid / silicate
phenol C6H5OH / same as 苯酚
pantothenic acid / vitamin B5 / to surge up (of acid in the stomach)
aminobenzoic acid
DNA
methionine (Met), an essential amino acid
carbonic acid / carbonate
tryptophan (Trp), an essential amino acid
oxalic acid C2H2O4
saturated fatty acid (SFA)
acetic acid (CH3COOH) / ethanoic acid
glycine (Gly), an amino acid
(Tw) tryptophan
unsaturated fatty acid
hydrochloric acid HCl / also written 鹽酸|盐酸
(Tw) (biochemistry) theanine
proline (Pro), an amino acid
iodic acid
glacial acetic acid
histidine (His), an essential amino acid
aspartic acid (Asp), an amino acid
pyruvic acid CH3COCOOH
phenylalanine (Phe), an essential amino acid
(Tw) threonine
sour grapes (set expr. based on Aesop) / lit. to say grapes are sour when you can't eat them
glycolic acid C2H4O3
(Tw) ornithine
acid reflux / regurgitation
isoleucine (Ile), an essential amino acid
serine (Ser), an amino acid
leucine (Leu), an essential amino acid
thiocyanic acid
carboxylic acid
dimethylarsenic acid (CH3)2AsO2H / cacodylic acid
dimethylarsenic acid (CH3)2AsO2H / cacodylic acid
arsenous acid
linolenic acid
messenger RNA, mRNA

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