Finally, there's the refrigeration needed to keep those blooms fresh.

最后，这些玫瑰需要被冷藏起来，这样才能保持新鲜。

Poultry plants rely on refrigeration systems.

家禽工厂依靠制冷系统。

Then, it can be used for things like refrigeration.

用在冰箱这类东西上。

At the same time, refrigeration technology was improving rapidly.

与此同时，制冷技术也在迅速发展。

Centuries ago, there was no refrigeration to keep food cool and fresh. So meat would often go bad.

几个世纪以前，没有冷藏方式来保持让食物冷冻和新鲜，所以肉经常变质。

And as a result, they also react differently to refrigeration.

因此，水果冷藏后，结果是不一样的。

Before refrigeration, salting was one way to keep food from spoiling.

在冷藏出现之前，腌制是防止食物变质的一种方法。

It's not just tomatoes that are ruined by refrigeration, of course.

当然，不仅仅是西红柿会被冰箱毁掉。

It had gas stoves, ice for refrigeration, a steam boiler, and hot closets.

里面有煤气炉、制冷用冰、蒸汽锅炉和热壁橱。

Or, if it needed refrigeration or freezing, the food found was still cold.

或者，如果是冷藏或冷冻的食物，他们在发现时还是冷的。