妈妈认为运动鞋又舒适又轻便。

Mumm thinks trainers are light and comfortable.

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休闲运动鞋最基本的要求就是要舒适、轻便、个性，所以，保护性和功能性仍将是休闲运动鞋强调的两个主要特征。

The most basic requirements of leisure sports shoes is comfortable, casual, personality, so, protective and functional will still be leisure sports shoes stressed the two main features.

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