There's a slew of things that can cause bad breath from poor dental hygiene to digestive problems and smoking. Fortunately there are ways to stop halitosis in its tracks.
从不良的口腔卫生到消化问题以及吸烟等诸多因素都会引起口臭，不过幸好有一些方法可以立刻去除口臭。
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Dentists sometimes tell people to stop taking aspirin before having dental surgery, as aspirin keeps the blood from clotting so easily, which can lead to problems with bleeding.