All agents were effectie in significantly reducing blood loss by 226 to 348 mL and the proportion of patients transfused with packed red blood cells oer placebo.是什么意思_All agents were effectie in significantly reducing blood loss by 226 to 348 mL and the proportion of patients transfused with packed red blood cells oer placebo.在线翻译_英语_读音_用法_例句