As a result, the world's food supply has become largely dependent on a shrinking list of breeds designed for maximum yield: the Rhode Island Red chicken, the large White pig, the Holstein cow.
结果，全球的食物供应变成主要依赖于少数一些为产量最大化而设计的品种：罗得岛红鸡、大白猪、荷斯坦奶牛。
As a result, the world's food supply has become largely dependent on a shrinking list of breeds designed for maximum yield: the Rhode Island Red chicken, the large White pig, the Holstein cow.
结果，全球的食物供应变成主要依赖于少数一些为产量最大化而设计的品种：罗得岛红鸡、大白猪、荷斯坦奶牛。
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