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口腔矫治器
自行调节式口腔矫治器
Does she have any dental appliances in her mouth?
CNN: What is that metallic body odor?
Some dental appliances are covered by insurance.
CNN: Don't let stress be such a grind
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。