| 单词 | intrinsic factor |
| 释义 | intrinsic factor【医】 [造血]内因子 intrinsic factor intrinsic factor n.（名词）A substance that is secreted by the gastric mucous membrane and is essential for the absorption of vitamin B12 in the intestines. 内源因素：由胃部粘膜分泌的并且为肠吸收维生素B12所必需的物质 |
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