【#COVAX機制】新冠疫情延燒2年！貧富國家疫苗接種率差距仍大！COVAX改變策略| 寰宇#關鍵字新聞2022.01.18
寰宇#關鍵字新聞 Global Hashtag News · 寰宇新聞台
January 19, 20222m 14s
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