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单词 gram-negative
释义 gram-negative
\ˈ ̷ ̷| ̷ ̷ ̷ ̷ ̷ ̷\ adjective
Usage: sometimes capitalized G
Etymology: after Hans C. J. Gram died 1938 Dan. physician
: not holding the purple dye when stained by Gram's method — used chiefly of bacteria
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