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制作巧克力的主要原料可可豆原产于南美洲,而巧克力的诞生地却是欧洲,那可可豆是怎么被带到欧洲去的呢?
The main raw material for making chocolate cocoa beans native to South America, but the birthplace of chocolate is Europe, cocoa beans that is how to be brought to Europe?