weld·er 
(wĕldər)
(wĕldər)n.
1. also wel·dor (-dər) A person who welds, especially as a profession.
2. A device that is used for welding.
| 单词 | welder |
| 释义 | weld·er (wĕldər)n. 1. also wel·dor (-dər) A person who welds, especially as a profession. 2. A device that is used for welding. |
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