1. 音标:

/ɑːrk ˈwɛldər/

2. 意思:

"Arc welder" 是指一种通过电弧加热金属进行焊接的工具或设备，也可以指使用这种设备的工人。它是一种在工业和建筑中常见的焊接工具。

3. 翻译:

Arc welder: 电弧焊工/电弧焊机

4. 用法:

Arc welders are commonly used in construction sites and manufacturing.
（电弧焊工通常在建筑工地和制造业中使用。）

He worked as an arc welder for several years before he became a supervisor.
（他在成为监督员之前做了几年的电弧焊工。）

5. 例句:

The arc welder was used to join the metal plates together.

An arc welder requires specialized protective equipment to ensure safety.

The skilled arc welder finished the job in no time.

During the construction, arc welders were constantly working on site.

He learned how to use an arc welder in a technical training program.

The company invested in a new arc welder to improve efficiency.

Arc welders are essential for creating strong bonds in steel structures.

The arc welder's work requires precision and attention to detail.

It’s important for an arc welder to have a steady hand to avoid mistakes.

The arc welder melted the metal at a very high temperature to fuse the parts.

6. 短语搭配:

Arc welding machine: 电弧焊机

Arc welding process: 电弧焊接工艺

Skilled arc welder: 熟练的电弧焊工

Electric arc welder: 电动弧焊工

MIG arc welder: 氩弧焊电焊工