But vaccines, and particularly in the last hundred years, vaccines have been one of the most important elements in our progress.
但是疫苗,尤其是在近一百年来,疫苗已经成为,感染性疾病防治进程中最重要的一环
Today, they're a very important part of the fund's management framework.
如今,对冲基金是,基金管理体系的重要一环
But it was an important ambient.
这也是一个很重要的一环。
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