动词
中文翻译：焊接
同义词：
['join', 'fasten', 'attach']
例句：
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1. The carpenter welded the metal together to make a stronger frame.
木匠将金属焊接在一起，制作了一个更坚固的框架。
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2. The bolt was welded into the door for extra strength.
螺栓被焊接到门上以增强其强度。
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3. Welding is a skill that requires precision and practice.
焊接是一项需要精确度和练习的技能。