Barefoot walking ensures proper alignment of the knee joint, hip joint and lower back.

光脚走路能够保证我们的膝关节、髋关节和下背部得到有效的调节。

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Lilly is seeking FDA approval for Cymbalta as a treatment for chronic pain conditions such as knee pain caused by osteoarthritis and lower back pain.

礼来公司正在向FDA申请将欣百达适应症扩展到慢性疼痛，例如因关节炎导致的膝盖疼痛和腰疼。

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Since the muscles in the abdomen and lower back play an important role in preventing collapse, move the navel toward the spine and lift the sacrum away from the lumbar spine.

此过程中，腹部和下背部肌肉的作用非常重要，所以你需要将肚脐内收，同时把骶骨向上提。

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So just-- and we will come back to this and flush out some of these lower level details.

那么，我们还是回到这里，略去一些,没用的细节。

哈佛公开课 - 计算机科学课程节选

So, if you use a black lamp or something and you excite something up to a higher energy level and then it relaxes back down to its lower energy state, it's going to emit a new wavelength of light, which is going to be visible to you.

如果你用一个紫外灯或别的,东西把某种分子激发到,更高的能级，然后它会掉回,到低能级，它就会释放,一个新的波长的光,这个光是可见的。

麻省理工公开课 - 化学原理课程节选

If I then put it back into its original condition, lower the heat say, temperature back to body temperature and reduce the pH down to seven again, the molecules will re-nature.

假如我把烧杯的温度恢复到初始状态,降低温度,温度降低到体温,将pH值降低到七,这些分子会复性

耶鲁公开课 - 生物医学工程探索课程节选

"Physical therapy made me realize that I had neglected keeping my core and lower back strong, " he says.

WSJ: Run to Work, Run a Hotel

The team studied 18 weight-related medical conditions, including cardiac disease, type 2 diabetes, cancer, stroke and lower back pain.

BBC: Overweight man measuring his waist

Trawling around the shops can cause headaches and joint pain, while gardening and DIY can lead to joint and lower back aches.

BBC: Bank Holiday health risk