下面让我们为您的卡片目录定义一个简单的模型。

Let's define a simple model for your card catalog.

youdao

⑤能制作图片、卡片、动物头饰、面具模型等教具；

Can manufacture teaching aids and so on picture, card, animal head ornaments, mask model;

youdao

⑤能制作图片、卡片、动物头饰、面具模型等教具；

Can manufacture teaching aids and so on picture, card, animal head ornaments, mask model;

youdao