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。

youdao

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。

youdao

If you keep browsing the contracts regularly, hidden problems will often be discovered for avoiding a great loss.

坚持定时浏览这些合同情况，往往你就能发现隐藏的问题，这样能让你避免了一次重大损失。

youdao

Such "hidden" hearing loss, not evident in the audiogram (a test that measures hearing sensitivity), is also apparent in human listeners who experience persistent tinnitus, but otherwise normal sensitivity.

BBC: Viewpoint: Does deafness contribute to dementia?

When managers managed with a spreadsheet rather than real-world knowledge about what was actually going on in the factory and what were its possibilities, they overlooked hidden costs of the erosion of skills, the loss of quality and constraints on innovation.

FORBES: Why Apple and GE Are Bringing Back Manufacturing

When managers manage with a spreadsheet rather than real-world knowledge about what is actually going on in the factory and what were its possibilities, they overlook hidden costs of the erosion of skills, the loss of quality and constraints on innovation.

FORBES: The Boeing Debacle: Seven Lessons Every CEO Must Learn