英语词汇“arm trough”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	arm trough
释义	DictionarySeetrough arm trough arm trough A concave positioning device attached to a wheelchair armrest that positions the arm and prevents lateral leaning, thus encouraging postural alignment.See also: trough FinancialSeeTrough
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