many youtube links
许多YouTube链接
以上为机器翻译结果，长、整句建议使用 人工翻译 。
For example, there are more than 900 videos on YouTube expressing a wide range of views on vaccination and many blogs and web sites suggesting the links between smoking and lung cancer are myths.
例如，YouTube上有900多个视频就免疫接种表达了多种不同观点，而许多提出吸烟与肺癌之间的联系的博客和网站也纯属虚构。
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