So we've been talking about nutrients, the elements in the environment that are essential for living organisms to develop, live a healthy life, and reproduce.
所以我们一直在讨论营养,环境中的元素对于生物体的发展,健康的生活和繁殖是必不可少的。
We should try to live a healthy life.
我们应该过健康的生活。
健康的生活。
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