甲醛是一种在实验室动物身上被证明会导致癌症的致癌物质。

Formaldehyde is a carcinogen that has been shown to cause cancer in lab animals.

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因为它可能会导致癌症，如果它长时间停留在我们的胃里面。

As it may cause cancer if it stuck in our stomach for a long period.

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它可能会导致一些健康的疾病，可导致癌症！

It can cause some health disease and can cause cancer too!

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它可能会导致一些健康的疾病，可导致癌症！

It can cause some health disease and can cause cancer too!

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