| 单词 | periodontics |
| 释义 | per·i·o·don·tics (pĕr′ē-ə-dŏntĭks)n. (used with a sing. verb) The branch of dentistry that deals with the diagnosis and treatment of diseases and disorders of the gums. per′i·o·dontic, per′i·o·donti·cal adj. per′i·o·dontist n. |
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