释义 |
touchhole
touch·hole T0287400 (tŭch′hōl′)n. The opening in early firearms and cannons through which the powder was ignited.touchhole (ˈtʌtʃˌhəʊl) n (Firearms, Gunnery, Ordnance & Artillery) a hole in the breech of early cannon and firearms through which the charge was ignitedtouch•hole (ˈtʌtʃˌhoʊl) n. the vent in the breech of an early firearm through which the charge was ignited. [1495–1505] |