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。

So you've been getting energy by fusing things together until you get to iron.

所以在聚变反应到达铁之前，你都可以通过聚变来获取能量。

As the enzymes eat away at cartilage, the body attempts to stabilize smaller joints by fusing them together.

随着酶不断吞噬软骨，人体试图将较小关节衔接起来以保持稳定。

The capsid and viral DNA fuse together.

衣壳与病毒DNA融合。

She liked metal furniture legs that looked like wires fused together.

她喜欢看似电线熔合而成的金属的家具腿。

He would fuse words and texts together instinctively. Like a musician.

他会本能地把单词和文本融合在一起，就像音乐家一样。

When a star tries to fuse iron together, it absorbs energy.

当恒星要聚合铁，就要吸收能量。

And, the interesting part is that these sutures are not fused together.

并且有趣的是，这些骨缝并没有闭合在一起。

And the output is a third image with these two photos fused together.

而输出的是这两张照片融合而成的第三张照片。

And this is that same thing with all of the different outputs fused together.

其实原理都是一样的，只是把不同输出的信息汇集在一起。

What if the nitrogen and oxygen in the atmosphere fuse together and release energy?

如果大气中的氮和氧融合在一起并释放能量呢？

Speaking of buildings, any untreated metal would be instantly be fused together.

说到建筑，所有未经处理的金属都会立即熔合在一起。

The idea is that the two fuse together and it becomes a solid structure.

我们要的是让两块冰融合在一起，变成坚固的大冰块。

You would never hit hard enough to actually fuse that ball together with another ball.

实际上你永远无法以足够的力度击打一个球，使其和另一个球聚合在一起。

The vertebrae on the lower half are fused together to form a solid, rodlike whip.

后半段的脊椎融合在一起，形成了坚硬的鞭子。

We're talking two or more atoms being fused together to form a larger one.

我们谈论的是两个或更多的原子发生聚变，形成一个更大的原子。

The output will be our 3D geometric shape with two of these models fused together.

而输出就会是一个融合了这两个输入模型的三维几何形状。

The second and third toes are fused together and are used for grooming their wooly fur.

第二个和第三个脚趾长在一起，用于梳理自己的皮毛。

Sometimes the infected keratinocytes start to fuse together and create giant multinucleated cells called Tzanck cells.

部分被感染的角质形成细胞会相互融合，形成巨大的多核细胞，即赞克氏细胞。

So like a fusion bomb, actually takes hydrogen, fuses it together to make helium, and that creates energy.

像氢弹一样，将氢聚变生成氦，并释放大量能量。