这是肝磷脂的初期形态，一种重要的抗凝固剂，目前要获得该物质就不得不从血液中提取，而不是人工合成。

This is a precursor to heparin, an important anti-clotting agent that has, at present, to be extracted from blood, rather than being synthesised.

youdao

这是肝磷脂的初期形态，一种重要的抗凝固剂，目前要获得该物质就不得不从血液中提取，而不是人工合成。

This is a precursor to heparin, an important anti-clotting agent that has, at present, to be extracted from blood, rather than being synthesised.

youdao