疫苗接种
vaccination

截至5月16日，31个省区市及新疆生产建设兵团累计报告接种新冠病毒疫苗40693.8万剂次。

China is working at full throttle to vaccinate its people against COVID-19, as over 400 million doses had been administered as of Sunday, just nine days after the figure surpassed 300 million doses.
我国新冠病毒疫苗接种工作全面推进，截至5月16日，已接种超过4亿剂次。接种量从3亿到4亿只用了9天时间。