牙龈溃烂是一种疾病，主要分布于牙龈。
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.
新的方式是在牙龈内植入抗菌素或其他能杀死细菌的药物，这些药物可以在产生溃烂的地方杀死细菌。
The new strategy involves implanting into the gums antibiotics or other germ killers so that they can attack bacteria in the pockets where they fester.
应用推荐