某些疾病或药物也可能引发口腔疾病。
Certain diseases and medications also may cause mouth problems.
哪些是口腔疾病的常见原因？
警告：抽烟导致口腔疾病。
应该是没有口气的，若有口气貂儿可能有口腔疾病。
His breath should not smell, if it does it could indicate dental disease.
应该是没有口气的，若有口气貂儿可能有口腔疾病。
His breath should not smell, if it does it could indicate dental disease.
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