美国口腔协会专家指出，紧紧箍住牙齿的装饰牙套会滋生许多细菌，很可能导致牙龈溃烂或引发其它口腔病。美国一些州已做出决定禁止生产装饰牙套。
Dental experts say the close-fitting ornaments can trap bacteria, causing decay and gum disease, and health officials in some states have barred their manufacture.
据美国癌症协会称，饮酒者得口腔癌的几率是不饮酒者的6倍多。
Oral cancer is six times more common in alcohol users than in people who don't drink, according to the American cancer Society.
据美国癌症协会称，饮酒者得口腔癌的几率是不饮酒者的6倍多。
Oral cancer is six times more common in alcohol users than in people who don't drink, according to the American cancer Society.
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