Around the world, animals are used to test products such as shampoo, skin creams and new cancer drugs.
世界各地，人们用动物来检验产品，比如洗发水、润肤霜、抗癌新药等。
In such a world, animals and plants not directly necessary for our existence will probably be a luxury not affordable.
在那样一个世界里，不直接为我们生存所需的动植物也许将成为无法负担的奢望。
In such a world, animals and plants not directly necessary for our existence will probably be a luxury not affordable.
在那样一个世界里，不直接为我们生存所需的动植物也许将成为无法负担的奢望。
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