Oh, oh that's right, forgot about your ability to fuse metal.

对了，我忘了你融合金属的能力了。

Traditionally, 3-D printing works by fusing metal powder together layer by layer with a laser.

传统上，3D打印的工作原理是将金属粉末融化，并在激光的作用下，一层一层粘合起来。

Oh, oh, that's right. I forgot about your ability to fuse metal.

没错 我忘记你有融化金属的超能力。

After the part takes shape, it is placed in a furnace, where the blast of heat fuses the metal while cooking away the binder.

零件成形后，放在炉子里，热风把金属熔化，除去粘合剂。