Reading is a quiet activity and it will often induce sleep in the supine position. Especially if it's a dreary textbook or work paper.

阅读是一种很安静的活动，特别是在阅读工作文件或者阅读的内容很枯燥时，仰卧的姿势容易使人入睡。

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Sometimes, in a case of dynamic DS the vertebral slipping cannot be seen on the standard supine radiographs or MRI.

有时在动态退行性椎体滑移时，标准的仰卧位放射检查或者MRI检查可能无法发现椎体滑移。

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The supine pelvic tilt is a great exercise for "awakening" the pelvis, reducing pain in the lumbar spine.

仰卧盘骨倾斜运动对激发盘骨及减少腰椎疼痛有很好的作用。

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"Nobody wants a supine, fully deferential BBC - but we do need to see that when the BBC says something, it isn't just recycling gossip, " he said.

BBC: NEWS | Entertainment | BBC outlines post-Hutton reforms

That supine stance led to a radical rethinking of their prime-time lineup.

FORBES: Magazine Article

Private-sector investors have been a remarkably supine breed, sitting quietly while they were generally the losers as the banks shared the spoils of apparent growth between employees and owners.

WSJ: Bankers Are Still There for Bashing