
好词典

源自中古英语 'wellen'(意为'煮沸'或'熔化'),与古英语 'wellan'(沸腾)相关,最终源自原始日耳曼语词根。
❶ 焊接,一种通过加热或加压将金属或其他材料永久连接在一起的工艺,常用于制造和修理金属结构。
“He learned welding at a technical school.”
(他在技术学校学习了焊接。)
“The welding of the steel beams took several hours.”
(钢梁的焊接花了好几个小时。)
❶ 进行焊接,指使用高温或压力将材料连接在一起的动作或过程。
“He is welding the broken parts of the fence.”
(他正在焊接围栏的断裂部分。)
“They welded the pipes together to prevent leaks.”
(他们将管道焊接在一起以防止泄漏。)
welding torch — 焊炬,一种用于产生高温火焰以熔化金属进行焊接的工具。
“He adjusted the flame on the welding torch before starting.”
(他在开始前调整了焊炬的火焰。)
welding mask — 焊接面罩,用于保护焊工的眼睛和面部免受强光和火花的伤害。
“Always wear a welding mask to protect your eyes from the bright light.”
(始终佩戴焊接面罩以保护眼睛免受强光伤害。)