| 单词 | self-primer | 
| 释义 | > as lemmasself-primer   self-primer  n.  Brit. , U.S. a device (esp. a firearm or pump) designed to prime itself automatically. ΚΠ 1819    Times 3 Sept. 1/3  				John Manton's much-esteemed self-primers. 1917    Sprague's Jrnl. Marine Hist. Jan. 273  				As Chamberlain had what was called a ‘self primer’ he gained just enough time to be able to shoot first. 2007    Power Engin. 		(Nexis)	 Apr. 62  				With the self-primer, only the above-grade liquid end of the pump must be made of the special alloy needed for the material beng pumped. < as lemmas | 
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