Seroconvert
vi.[生][医]血清转化(对疫苗产生抗体)
🗣️ 情景例句
Better than that.
比那种事更值得高兴。
Many sands will sink a ship.
积沙沈船。
He was in car number fifteen.Five other cars were just behind him.
他在第15号车里，其他5辆汽车跟在他后面。