Russia has an ambitious plan to inoculate its population, but vaccine developers globally are scrambling to work out how to ship and store their vials, some of which must be kept in specialized freezes at extremely low temperatures.
俄羅斯有一個雄心勃勃的計劃,為其人口接種疫苗,但全球的疫苗開發商正在爭分奪秒地研究如何運輸和儲存他們的小瓶,其中一些必須在極低的溫度下保存在專門的冷凍室。