
好词典

源自中古英语 'wellen'(焊接)+ 后缀 '-er'(表示职业者),最早可追溯至古英语 'weldan'(煮沸/融合)。
❶ 指使用焊接设备将金属或其他材料连接在一起的专业工人,常见于建筑、制造和维修行业。
“The welder carefully joined the steel beams for the new bridge.”
(焊工仔细地将钢梁焊接在一起,用于建造新桥梁。)
“My father worked as a welder in a shipyard for over 20 years.”
(我父亲在造船厂当了20多年的焊工。)
❶ 指焊接设备或焊接机本身,用于熔化金属实现连接的工具。
“He bought a new welder for his home workshop.”
(他为家庭工作室买了一台新焊机。)
“This portable welder is perfect for small repair jobs.”
(这台便携式焊机非常适合小型维修工作。)
certified welder — 指通过专业认证的焊工,通常需要经过培训和考试获得资格证明。
“Only certified welders are allowed to work on this pipeline project.”
(只有持证焊工才能参与这条管道的焊接工程。)
welder's mask — 焊工面罩,用于保护眼睛和面部免受强光和火花伤害的防护装备。
“Never look at the welding arc without a welder's mask.”
(切勿在没有焊工面罩的情况下直视焊接电弧。)