单词 | hemoglobin |
释义 | he·mo·glo·bin (hēmə-glō′bĭn) n. The protein in the red blood cells of vertebrates that carries oxygen from the lungs to tissues and that consists of four polypeptide subunits, each of which is bound to an iron-containing heme molecule. [Ultimately short for hematinoglobulin : HEMATIN + GLOBULIN.] |
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