The proofer is a steam box with heat.

发酵箱是可以加热的蒸箱。

With the underground water at 75 degrees, these steam boxes are like ovens.

地下水的、温度高达75度，因此这些蒸气箱就像烤箱一样。

And I'll put it in a steam box and the steam will make it very soft.

我会把它放在蒸汽箱里，蒸汽会让它变得非常柔软。

I will resaw it into smaller pieces like this and I’ll put it in a steam box and the steam will make it very soft.

我会把它重新切割成像这样的小块，把它放在蒸汽箱里，蒸汽会使它变得非常柔软。

We start with a board. I will take this and I will put it in a steam box and the steam will make it very soft.

制作班卓琴要从琴身着手。我会把这个放进蒸笼里，蒸气会让它变软。