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Terms for subject Dentistry containing 原因 | all forms | in specified order only
ChineseEnglish
是不明原因的出血吗?Did the gums bleed for no apparent reason at all?
细菌是牙齿龋坏、牙龈疾病和牙石形成的重要原因Bacteria are the most important cause of tooth decay, gum disease and calculus formation
龋坏是脓肿的原因The decay was the cause of the abscess