But when it comes to cancer, blood isn't exactly a reliable source of information.

但说到癌症，血液就无法提供真正可靠的信息。

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For a long time it was the only reliable source of information about body piercing.

在很长一段时间里，它就是关于身体穿洞的唯一可靠的信息源。

youdao

For a long time it was the only reliable source of information about body piercing.

在很长一段时间里，它就是关于身体穿洞的唯一可靠的信息源。

youdao