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词汇 serum
释义 serum /'siaram; 'siram/ n 1 [U] watery fluid in animal bodies; thin, transparent part of blood. 浆液; 血浆。 2 (dose of) such a fluid taken from the blood of an animal which has been made immune to a disease, used for inoculations. 血清; 一剂血清。
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