The race for a coronavirus vaccine has stoked a debate on how much the jabs will cost and who will pay for them, as prices range from $3 to more than $30 a dose and public health advocates including Bill Gates call for a price cap for poor countries.
新型冠状病毒肺炎（COVID-19，即2019冠状病毒病）疫苗研发竞赛引发了一场关于费用几何、谁来买单的争论，单剂疫苗价格从3美元到逾30美元不等，而比尔•盖茨(Bill Gates)等公共卫生倡导者呼吁为穷国制定价格上限。
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