Welded fissure
[化] 焊接裂纹, 焊接裂缝
🧩 词语组成解析
v. 焊接；使结合（weld的过去分词）
🗣️ 情景例句
She majored in math and physics at university.
她在大学里主修数学和物理。
Thank you very much again for this wonderful party.
再次感谢你们的这次聚会。
Good morning, sir.
先生，早上好。