blowtorch

• 一种便携式燃烧器，将空气与燃气混合以产生极高温火焰，用于焊接、钎焊或加热等作业。

A portable burner that mixes air and gas to produce a very hot flame, used for tasks such as welding, soldering, or applying heat.

1. Portable flame toolB2formaltechnical

   A handheld device that mixes a fuel gas (like propane or butane) with air to produce an extremely hot, focused flame for tasks like soldering, welding, or removing paint.

   喷灯

   • The plumber used a blowtorch to solder the copper pipes together.
   • He carefully aimed the blowtorch at the rusted bolt to loosen it.
   • A blowtorch is essential for creating caramelized sugar on crème brûlée.

   同义词blowlamptorch