Results:Among 35 920 deliveries,incidence of placenta previa was 0.98%,that of placenta accreta was 0.089%,that of placenta previa complicated with placenta accreta was 0.05%.是什么意思_Results:Among 35 920 deliveries,incidence of placenta previa was 0.98%,that of placenta accreta was 0.089%,that of placenta previa complicated with placenta accreta was 0.05%.在线翻译_英语_读音_用法_例句