The report also details a little-discussed cause of respiratory death — indoor air pollution from cooking stoves, fires and secondhand cigarette smoke.
该报告还详细介绍了一些鲜为人知的呼吸道疾病死亡病因：炉灶、火灾和二手烟引起的室内空气污染。
In terms of cancer, a far more significant type of indoor air pollution is second-hand cigarette smoke.
对于癌症，更明显的室内污染源是二手烟。
Residues of cigarette smoke deposited on indoor surfaces can turn carcinogenic when they react with airborne chemicals.
室内物品表面上烟草烟雾烟残留物当与室内空气中的化学成分发生反时应会形成致癌物。
应用推荐