“焊接喷灯”常见的英文表达是 "welding torch" 。
“torch”有“喷灯;火炬;手电筒”等含义,在焊接领域中,“welding torch”专门指用于焊接的喷灯或焊炬。例如:The welder adjusted the flame of the welding torch before starting the work.(焊工在开始工作前调整了焊接喷灯的火焰。)