But tell us about the potential challenges that we might face in distributing and administering the vaccine in Africa just from your experience with the Ebola vaccine, for example, you know, during the first time we were using the Ebola vaccine, that's vaccine has to be used on the minus 80 degrees.
但是請告訴我們,僅從你使用埃博拉疫苗的經驗來看,我們在非洲分發和管理疫苗可能面臨的挑戰,比如說,你知道,在我們第一次使用埃博拉疫苗的時候,那是疫苗必須在零下80度的情況下使用。