常见例句雙語例句Blowtorch: a portable burner for mixing gas and oxygen to produce a very hot flame used for soldering welding and glass blowing .噴燈：使混郃氣躰和氧氣産生更熾熱火焰的便攜助燃劑，常用於接郃、銲接和玻璃吹制。 返回 gas blowtorch