黄酮类化合物的主要来源包括：浆果、樱桃、红葡萄、苹果、柑橘类水果、花茎甘蓝、羽衣甘蓝、洋葱。

Good sources of flavonoids include berries, cherries, red grapes, apples, citrus fruit, broccoli, kale and Onions.

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例如，一个美味可口的红苹果是苹果类的一员，而苹果又是水果类的一部分，再进一步，水果又是食物这更高一级类的一部分。

For example, a red delicious apple is a part of the classification apple, which in turn is a part of the fruit class, which is under the larger class food.

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水果便签系列，有红苹果、青梨系列，集视觉效果和实用性为一体。

Fruit notes series, red apples, green pears series, visual effects and practical sets to one.

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