... 保佑动物和孩子们 bless the beasts and children 动物和植物品种 animal and plant varieties 祝愿动物和孩子们 bless the beasts and children ...
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Farmers and fanciers continually created new plant and animal varieties by selecting who survived to breed, thus handing Charles Darwin an idea.
农民们和兴趣爱好者们选那些幸存下来的继续繁殖，不断创造出植物新品种和动物新品种，这些给了查尔斯·达尔文一个启示。
The hybridization of various domestic varieties has always been an important technique in plant and animal improvement.
各种不同驯化品种的杂交在动植物改良中经常是一个重要的技术。
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