Natural aging model was used in the experiment.
采用自然老化方式进行实验。
Conclusion: Perimenopausal natural aging rats can copy the successful model.
结论：围绝经期自然衰老大鼠模型可复制成功。
Right now, people think of aging as natural and something people can't control.
现在，人们认为衰老是自然的，是无法人为控制的。
Aging is an unavoidable natural process.
变老是一种无法避免的自然过程。
Aging is a natural process that everyone is subjected to.
衰老是一个自然的过程，每个人都受到。
Sediment: a natural by - product deposited in wine during bottle aging.
沉淀：一种在葡萄酒陈年的过程中所形成的葡萄酒的自然成分。
Senate Committee on Finance, Committee on Energy and Natural Resources, and Special Committee on Aging;
美国金融、能源、自然资源参议员委员会前任成员；
Senate Committee on Finance, Committee on Energy and Natural Resources, and Special Committee on Aging;
美国金融、能源、自然资源参议员委员会前任成员；
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