You also know that there's some vaccines that are not yet available, for diseases that we would very much like to prevent.

你们知道现在还有一些疫苗,仍没有研制出来,都是针对那些亟需预防的疾病的

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Now, maybe there's some other reason to believe the claim that nobody believes they will cease to exist.

现在，也许还有另一些原因让人相信,没有人会相信自己会死亡。

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There's some alternatives that are used now as well.

现在还有一些替代产品也在使用。

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There are still plenty of them out there.

现在还有一些这样的公司。

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