黑巧克力(包含超过70%的可可)是一种复合食物，有许多抗氧化剂帮助阻止损害。

Dark chocolate (which contains over 70% cocoa) is a complex food that has numerous antioxidants which help prevent damage in your body.

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黑巧克力可可含量可以达到75%左右，但标准牛奶巧克力大概只含有20%或更少的可可。

Dark chocolate can contain as much as 75% cocoa while standard milk chocolate may have 20% or less.

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这主要是由于人们对巧克力的需求量，特别是需要更多可可作为原料的黑巧克力的需求大大增加。

Demand for chocolate, especially for dark chocolate which USES more cocoa, has helped fuel price increases.

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