在非洲，大部分软饮料装在可退的玻璃瓶里卖。

In Africa, most soft drinks are sold in returnable glass bottles.

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麦兜定律七，永远不要后退，退到最后是无路可退。

McDull law of seven, never retreat, retreat and finally back to the wall.

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可退的瓶子使价格保持在低水平，公司能抓住更多的所谓的节约的各式各样的顾客。

Returnable bottles help keep prices down so the company can reach more of what it calls "economically diverse" customers.

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