英语词汇periodontal的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	periodontal
词根词缀	Online Etymology Dictionary periodontal adj. 1848, literally "around the tooth," from peri- + Greek odon (genitive odontos) "tooth" (see tooth).
随便看	-intolerant intonate intonation intone in toto intoxicant intoxicate intoxicated intoxication intra intra- intracellular intracity intractability intractable intramural intramuscular intransigence perambulation perambulator per annum percale per capita perceivable perceive

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