Assuming necessary regulatory approvals, we're ready to begin shipping immediately and deliver enough single doses by the end of March to enable the vaccination of more than 20 million Americans.
假設獲得必要的監管準許,我們已經準備好立即開始發貨,並在3月底前提供足夠的單劑疫苗,以使2000多萬美國人能夠接種疫苗。