因此，国际贸易以原材料（如小麦、木材和铁矿石）和加工商品（如肉类和钢铁）为主。

International commerce was therefore dominated by raw materials, such as wheat, wood and iron ore, or processed commodities, such as meat and steel.

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所有动物产品，如肉类和奶制品。

All animal products, like meat and dairy.

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高营养的食物，如肉类，是艾滋病感染社区及妇女和儿童所特别需要的。

Highly nutritious foods such as meat are particularly required for HIV AIDS infected communities and also for women and children.

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There are sources of protein, and this may not surprise you are multiple, and they come in these various sources. These are all good sources of protein but not the only ones.

如你所知,依次为,鱼类和海鲜,家禽,肉类乳品,鸡蛋,豆类,酱油

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选