英语词汇“positioner”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	positioner
释义	WordReference Random House Unabridged Dictionary of American English © 2024 po•si•tion•er (pə zish′ə nər),USA pronunciation n. Dentistrya person or thing that positions. Dentistry[Orthodontics.]a removable device of resilient plastic material worn in the mouth usually during sleep to produce minor adjustments in the position of teeth after straightening appliances have been taken off. position + -er¹ 1930–35
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