weldable

例句：

1. 1.The metal parts are weldable, so they can be joined together without using a lot of tools.
   这些金属部件是可焊接的，所以它们可以不用很多工具就连接在一起。
2. 2. Welding is a skill that many people learn to do for work or repair.
   焊接是一种很多人为了工作或修理而学会的技能。
3. 3. The welding process involves heating the metal together and then cooling it quickly to make a strong bond.
   焊接过程涉及将金属加热在一起，然后迅速冷却以形成牢固的结合。