在很多方面，替代实验取代动物实验是一个不错的想法。
Replacing animal experiments with alternatives is a good idea on several counts.
欧洲的任何替代动物实验都需要通过世界范围内的官方认可，以避免有些地方强行使用动物实验。
Any alternatives in Europe will need to be accepted by authorities worldwide to avoid animal tests being imposed elsewhere.
本实验为无副作用的纯天然雌激素替代药物或动物保健药物的开发、应用提供实验依据。
This experiment provide the experience basis for the developing and applying the Estrogen which is having no side effects, purely natural, and replace the drugs, or the animal health care's drugs.
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