哪台机器是用来锻炼背部的？
这可通过每个封装背部的面板进行设置。
These are set using the panel on the back of each enclosure.
保持腰背部的自然弯曲，不要屏住呼吸。
Maintain the natural curve in your lower back, and don't hold your breath.
保持腰背部的自然弯曲。
我打网球时拉伤了背部的肌肉。
他的脖子好痛，太阳也在灼烧着他背部的肌肤。
这段视频需要一段背部的故事。
她直起身子时，背部的疼痛更厉害了。
保持腰背部的自然弯曲，保持收紧你的核心肌肉。
Maintain the natural curve in your lower back, and keep your core muscles tight.
那男孩试图忘掉背部的疼痛。
每天进行身体锻炼有助于增强并协调背部的肌肉。
声音可以使用背部的扬声器和耳机听。
你要保持常态的曲线以保证背部的安全。
You need to maintain your normal spinal curve to keep your back safe.
用腿部的力量而非背部的力量来举起物品。
Use the strength in your legs, not your back, to raise it up.
他背部的伤可能使他参加不了明天的比赛。
His back injury may prevent him from playing in tomorrow's game.
你可能已经见过在你电脑背部的这种接头。
You probably already saw this connector on the back of your PC.
腰背部的按摩可以减轻疼痛促进血液循环。
Massage therapy for the lower back can help relieve pain and increase blood flow.
兴奋时，尾巴会向上举起但是不会超过背部的高度。
The tail may be raised in excitement but not carried over the back.
我们可以感知背部的负重，但正是这负担托起了我们。
We feel that weight on our backs, but they are a burden that lifts us.
理想情况下，你想“锁定”，再决定你的背部的负荷你的位置。
Ideally, you want to "lock into" your position before taking the load on your back.
一到达寓所，肯尼迪马上洗了一个蒸汽浴，以减缓他背部的疼痛。
On arrival Kennedy took a streaming bath to ease the pain of his back.
按摩使得我背部紧张的肌肉松弛下来。
需从他的背部移植新皮肤。
他需要动手术来医治烦人的背部伤痛。
他们派来很多男护士，在我的背部扎了根针。
They sent in loads of male nurses and stuck a needle in my back.
我正接受背部疾患的治疗。
这可能会增加以后生活中可能出现的背部问题。
你应该能够在背包和背部之间移动你的手。
You should be able to move your hands between the backpack and your back.
坐下来的时候，把脚放在一个较低的物体上也能帮助减轻背部疼痛。
Resting your feet on a low object can also help ease back pain when sitting.
坐下来的时候，把脚放在一个较低的物体上也能帮助减轻背部疼痛。
Resting your feet on a low object can also help ease back pain when sitting.
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