smoking is harmful to health 吸烟的危害

smoking is harmful to health 吸烟的危害

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戒烟后，身体会发生的变化。抽烟的你一定要看看！#shorts #涨知识 #科普 #戒烟Подробнее

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A small animation that smoking is harmful to health.#shorts#drawing#animation#smoke#xiaolindrawing#Подробнее

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吸煙之後，人的肺部為什麽會發黑？Подробнее

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