They hypothesised the 'hidden loss' could originate from post-operative haemorrhage, anti-coagulation, bleeding from other sources such as the gastrointestinal tract and from the initial trauma.
他们假设阴性失血可能源于手术后出血、抗凝、其他来源如胃肠道出血和原始创伤引起的失血。
That is important: the brain drain out of universities has been a huge, if largely hidden, loss in past decades.
这一点是重要的：在过去的几十年中，大学中的人才流失是一个巨大的、而且往往是相当隐性的损失。
That is important: the brain drain out of universities has been a huge, if largely hidden, loss in past decades.
这一点是重要的：在过去的几十年中，大学中的人才流失是一个巨大的、而且往往是相当隐性的损失。
应用推荐