By separating the liquid red Blood cells from the near solid plasma and freezing the two separately, he found that Blood could be preserved and reconstituted at a later date.

他把液体红细胞从相近的坚实的血浆中分离出来，并把这两部分分别冷冻起来，他发现这样血液可以被保存并且之后可以被重新组成。

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By separating the liquid red Blood cells from the near solid plasma and freezing the two separately, he found that Blood could be preserved and reconstituted at a later date.

他把液体红细胞从相近的坚实的血浆中分离出来，并把这两部分分别冷冻起来，他发现这样血液可以被保存并且之后可以被重新组成。

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