The inside story of the Pfizer vaccine: ‘a once-in-an-epoch windfall’
輝瑞疫苗的內幕故事：「史無前例的意外之財」

The American company now dominates the market for Covid jabs. But does that give it too much power?
這家美國公司現在主導了新冠疫苗市場。但這會給它太多的權力嗎？