Warning: file_put_contents(/www/wwwroot/ppbbu/73904.com/cache/ebd1022109792ad3bdc5ba18ac68fe68.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/73904.com/index.php on line 55 intrinsic factor英英字典_intrinsic factor剑桥英语解释_intrinsic factor柯林斯英文解释_骑士汉英词典
1. N a glycoprotein, secreted by the stomach, the presence of which is necessary for the absorption of cyanocobalamin (vitamin B12) in the intestine 內因子[biochem]