背部的

So, it is a good idea to strengthen the muscles of the lower back like the erector spinae by performing three to four sets of back extensions on the floor superman position or face down on the exercise ball for 8 to 12 reps.

因此，这是个好主意，以加强下背部的肌肉一样的表演骶棘3点57支套回在地上超人立场或俯卧在球运动为8至12名。

Then there are the special details: the way, for example, a viscose faille top tips forward so the hem is higher in the back.

其次，有一些特别的细节：顺便说一下，例如，粘胶罗缎顶端，背部的褶边很高。

Your forearm and back muscles will be worked out too.

您的前臂和背部的肌肉会制订了。

They felt nothing but a dull ache in their backs. They saw nothing but a dim grayness, or was it blackness?

他们只感觉到背部的钝痛，只看得到暗淡的灰色，亦或许是黑色？

The skeleton and musculature of the back are responsible for the support and movement of the trunk as a whole.

背部的肌肉与骨骼是支持整个躯干并使之运动的结构。

You need to maintain your normal spinal curve to keep your back safe.

你要保持常态的曲线以保证背部的安全。

The majority of overexertion injuries — 60%— result in back strain, particularly in the lower back.

受伤的过劳多数- 60％-在背部的结果，尤其是在腰部。

The dermis is thickest on the back, where it is 30 to 40 times as thick as the overlying epidermis.

背部的真皮最厚，达到30至40层表皮层叠起来的厚度。

Salt pork from the back of a hog carcass.

腌制的公猪背部的肉。

Jackson talked and Walton sat out Tuesday's scrimmage because of pain and discomfort in his back.

但是，禅师这番话过后，沃顿果真要因为背部的疼痛不适而缺席周二的队内对抗赛了。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。