每个人都会有嘴里气味难闻或口臭的时候。一般说来,戴假牙、嗜炯、酗酒容易引起口臭。但更多的时候,冲人的气味是口腔里的细菌散发出来的,此外还有其他令人惊异的原因。口腔细菌是厌氧型,也就是说,它们在无空气条件下能大量繁殖,活动猖獗。含氧丰富的唾液能有效抑制其数 Everyone has a bad smell or bad breath in his mouth. In general, wearing dentures, cravings, and alcoholism can easily cause bad breath. But more often than not, the odor of red people is the exhalation of bacteria in the mouth, and there are other surprising reasons. Oral bacteria are anaerobic, that is, they can multiply in large amounts without air, and their activity is low. Oxygen rich saliva can effectively inhibit the number