| 单词 | special-purpose item | 
| 释义 | special-purpose item [`spesh·ǝl ¦pǝr·pǝs `īd·ǝm]  ENGINEERING In supply usage, any item designed to fill a special requirement, and having a limited application; for example, a wrench or other tool designed to be used for one particular model of a piece of machinery.  | 
	
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