求翻译：international trade develops because certain countries are able to produce some goods more efficiently than other countries,是什么意思？

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悬赏分：1 - 离问题结束还有

international trade develops because certain countries are able to produce some goods more efficiently than other countries,

问题补充：

匿名	2013-05-23 12:26:38 国际贸易发展因为某些国家的能够比其他国家更有效地产生一些货物

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