Avoid secondhand smoke.

避免吸二手烟。

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Stop smoking and avoid secondhand smoke.

停止吸烟和避免消极吸烟。

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Don't smoke. If you smoke or use other tobacco products, ask your doctor to help you quit. It's also important to avoid exposure to secondhand smoke.

不要抽烟，也不要用其他烟草成品。如果你已经这样做了，请别人（比如你的大夫）扶助你戒失它。同时，制止吸入二手烟。

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Don't smoke. If you smoke or use other tobacco products, ask your doctor to help you quit. It's also important to avoid exposure to secondhand smoke.

不要抽烟，也不要用其他烟草成品。如果你已经这样做了，请别人（比如你的大夫）扶助你戒失它。同时，制止吸入二手烟。

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