solder horn

例句：

1. 1. The solder horn was used to connect the wires together during the soldering process.
   在焊接过程中，焊枪用来连接电线。
2. 2. The solder horn is an essential tool for welders, as it helps them control the flowof solder.
   焊枪是焊工必备的工具，它帮助他们控制焊锡的流动。
3. 3. The solder horn was designed to prevent any air from getting into the joint during the soldering process.
   焊枪的设计是为了在焊接过程中防止空气进入接头。