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单词 threonine
释义
thre·o·nine (thrēə-nēn, -nĭn)
n.
A colorless crystalline amino acid, C4H9NO3, that is obtained from the hydrolysis of protein and is an essential component of human nutrition.

[Probably from threose, a kind of sugar (alteration of erythrose : ERYTHRO- + -OSE2) + -INE2.]
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