| 单词 | powder chamber |
| 释义 | > as lemmaspowder chamber powder chamber n. (a) an underground chamber in which gunpowder is stored (now historical); (b) the cavity in a gun into which the powder charge is inserted. ΘΚΠ society > armed hostility > military equipment > weapon > device for discharging missiles > firearm > parts and fittings of firearms > [noun] > bore > chamber chamber1591 powder chamber1710 1710 J. Harris Lexicon Technicum II Fourneau, is the Powder Chamber, or the Chamber of a Mine, which holds the Powder in Barrels or Sacks, (usually about 1000lb. Weight). 1803 Jrnl. Nat. Philos. Apr. 251 As soon as the lever has arrived at the position N, the powder chamber P is exactly opposite the ball, and ready to be discharged against it. 1918 E. S. Farrow Dict. Mil. Terms 467 Powder Chamber, in gunnery, the portion of the bore for the reception of the powder charge. 1984 Guns & Ammo (Nexis) Oct. 75 The ‘2-in-1’ die..has a hardened steel pin which punches clean through the base of the powder chamber. 1999 Times Educ. Suppl. (Nexis) 24 Sept. 27 We are about to enter ‘the most dangerous part of the fort’, the powder chamber. It does not bear thinking of what a careless match would have done to the 50 tons of gunpowder once kept here. < as lemmas |
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