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dental hygiene英英字典_dental hygiene剑桥英语解释_dental hygiene柯林斯英文解释_甲百匯小鸡词典
甲百匯小鸡词典

dental hygiene

D 开头单词

柯林斯词典

    dental hygiene

  • 1. N the maintenance of the teeth and gums in healthy condition, esp by proper brushing, the removal of plaque, etc 口腔衛生 (Also called oral hygiene)

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