甜菜黄素和甜菜青素是甜菜红色素的两个亚类。

Betaxanthins and betacyanins are the two subclasses of betanin pigment.

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甜菜黄素和甜菜青素是甜菜红色素的两个亚类。

Betaxanthins and betacyanins are the two subclasses of betanin pigment.

youdao