Phonosemantic compound. 火 represents the meaning and 旱 represents the sound. Simplified form of 釬.
工人在焊接钢板。
Gōngrén zài hànjiē gāngbǎn.
Workers are welding steel plates.
电焊火花很耀眼。
Diànhàn huǒhuā hěn yàoyǎn.
Electric welding sparks are very dazzling.
焊工需要保护眼睛。
Hàngōng xūyào bǎohù yǎnjīng.
Welders need to protect their eyes.
焊接技术非常重要。
Hànjiē jìshù fēicháng zhòngyào.
Welding technology is very important.
他用焊枪修复了铁门。
Tā yòng hànqiāng xiūfù le tiěmén.
He used a welding torch to repair the iron gate.
如果没有焊接，许多建筑无法完成。
Rúguǒ méiyǒu hànjiē, xǔduō jiànzhú wúfǎ wánchéng.
Without welding, many buildings cannot be completed.
铝合金的焊接需要特殊技巧。
Lǚhéjīn de hànjiē xūyào tèshū jìqiǎo.
Welding aluminum alloy requires special skills.
为了确保安全，焊工必须穿戴防护装备。
Wèile quèbǎo ānquán, hàngōng bìxū chuāndài fánghù zhuāngbèi.
To ensure safety, welders must wear protective equipment.
Composed characters:
Component: 旱
Component: 火