n. United States abolitionist (1803-1895)
n. a metal joint formed by softening with heat and fusing or hammering together
v. join together by heating
v. unite closely or intimately
n. 焊接处, 焊接
vt. 焊接, 使密接, 使结合, 使成整体
vi. 焊牢
1. The workers will weld the metal pieces together.
工人们将把金属部件焊接在一起。
2. He learned how to weld in his vocational training program.
他在职业培训项目中学习了焊接。
3. Make sure to wear protective gear when you weld.
焊接时一定要穿戴好防护装备。