Define cysteine. cysteine synonyms, cysteine pronunciation, cysteine translation, English dictionary definition of cysteine. n. An amino acid, C3H7O2NS, derived from cystine and found in most proteins. American Heritage® Dictionary of the English Lang
cystine These two words don’t have the same meaning. If they have the same pronunciation, how do people tell which one the speaker is referring to?的正確發音。 A:They sound the same. The only way to tell the difference would be context, or explaining which one you are talking about. ...