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单词 self-primer
释义

> as lemmas

self-primer
self-primer n.
Brit. /ˌsɛlfˈprʌɪmə/
,
U.S. /ˌsɛlfˈpraɪmər/
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.
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更新时间:2024/12/24 8:34:19