名词
中文翻译：点焊
同义词：
['spot weld', 'point bonding']
例句：
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1. The car was fixed with a pointweld to the frame.
这辆车用点焊固定在车架上。
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2. The worker useda point weld to join the twopieces together.
工人用点焊将两块材料连接在一起。
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3. The construction crew used point welds to secure the supports in place.
建筑工人们使用点焊来固定支撑结构。