Firing
来自Big Physics
Old English fȳr (noun), fȳrian ‘supply with material for a fire’, of West Germanic origin; related to Dutch vuur and German Feuer .
etymonline
firing (n.)
1540s, "action of applying fire or setting on fire," verbal noun from fire (v.). From c. 1600 as "act of discharging firearms." Firing squad is attested from 1891 in reference to military executions; earlier as "those selected to fire over the grave of anyone interred with military honors" (1864); earlier in both senses is firing-party (1798 in reference to military executions; 1776 in reference to military funerals).