technical. A pump-rod. Also attributive.
| 单词 | θ212636 | 
| 释义 | society > occupation and work > equipment > pump > 			[noun]		 > rod or staff (2)		 spear1729 technical. A pump-rod. Also attributive. stave1750 A rod, bar, pole or the like. A pump-rod. (Cf. staff, n.1 8b) Obsolete. | 
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