This " cold chain" is supposed to keep the medicine effective and stop it from going bad.

要求这种冷却系统是为了保持药物的有效性，防止药品变质。

CNN got an exclusive look inside that cold chain facility which will soon store the approved vaccines.

美国有线电视新闻网（CNN）对该冷链设施的内部情况进行了独家报道，该设施将很快投入使用，储存经过批准的疫苗。

And it gave the same level of protection as the vaccine kept in a strict " cold chain."

和那些严格在冷却系统下保存的疫苗有着同样的保护效果。

Developing countries with less sophisticated cold chain and with smaller budgets will be able to use this vaccine.

那些冷链不那么复杂、预算较少的发展中国家将能够使用这种疫苗。

When consuming any cold chain food and imported fruits, you should, first of all, choose regular supermarkets or markets.

在消费任何冷链食品和进口水果时，首先应该选择正规超市或市场。

For example, the Shenzhen Airport terminal, they have already set up a cold chain warehouse mainly for the medicine suppliers.

例如，在深圳机场航站楼，菜鸟已经建立了一个主要为药品供应商服务的冷链仓库。

And so that's creating a problem with what is called cold chain logistics. UPS is one of the big ones.

这就出现了所谓的冷链物流的问题。UPS就是其中一家大公司。

Broke their cold chains, and Winter fled away.

打破了他们的冷链，冬天逃走了。

The " cold chain" requires that vaccines be kept in a cool environment, with no changes in temperature, until they reach the end user.

低温运输系统要求在冷却环境下保持疫苗，在抵达最终使用者之前温度不能改变。

But cold chains are not ideal, especially in countries with dodgy electricity supplies and a lack of technicians to keep them in tip-top condition.

但冷链并不理想，尤其是在电力供应不稳定且缺乏技术人员以保持最佳状态的国家。

Even today, though using orphans for them is now discouraged, the concept of vaccine-preservation chains lives on, with " cold chains" of refrigerators or freezers being employed routinely to preserve heat-sensitive material that is being moved from place to place.

即使在今天， 尽管现在不鼓励为他们使用孤儿，但疫苗保存链的概念仍然存在，冰箱或冰柜的“冷链” 经常被用来保存从一个地方转移到另一个地方的热敏材料。