smokeless

Only a handful of studies have analyzed the heart effects of smokeless tobacco, and the findings are not as strong as the researchers expected..只有少数的几个研究分析了无烟烟草对健康的影响，得出来的结并不如所预期的那样联系紧密。

If you smoke or use smokeless tobacco, your dentist or dental hygienist can show you where a sore, spot, patch or lump is most likely to appear..如果你吸烟或者无烟烟草，你的牙医或牙科保健师会告诉你哪里很可能会出现溃疡，斑片，碎屑或者肿块。

smokeless tobacco,无烟烟草