大多数人都知道巧克力由可可制成，它起源于中南美洲。

Most people know that chocolate is made from cocoa and that the origins of chocolate can be traced back to Central and South America.

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黑巧克力中主要含有的成分是可可固体和可可脂，而更受欢迎的甜巧克力是在黑巧克力中添加了糖，牛奶巧克力添加了奶粉，白巧克力则是由可可脂，糖和牛奶制成，其中不含可可固体。

The more popular sweet chocolate has sugar added, while milk chocolate includes powdered milk as well. White chocolate is made of cocoa butter, sugar and milk, but no cocoa solids.

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因此，混合起来，就有了由玉米、大豆、小麦和糖组成的50%美国的主要作物……25%牛肉和猪肉……和25%可可、咖啡和棉花。

So you have a mix here of 50% America's staple crops of corn, beans, wheat and sugar... 25% beef and pork... and 25% cocoa, coffee and cotton.

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