Lower back strain is acute pain caused by damage to the muscles and ligaments of the back.
腰扭伤是腰部的肌肉、韧带受伤引起的急性疼痛。
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。
Scottish study published in 2007 found that leaning back at 135 degrees is ideal to prevent back strain.
苏格兰的一项于2007年发表了论文的研究发现，角度为135度的后仰坐姿对防止背部酸痛最为有利。
Choose one with detachable hardware so you can get the wheelchair as close to the chair as possible to save on back strain.
选择有可折卸部件的轮椅，能让轮椅尽可能地靠近椅子，并且避免你把背扭伤。
While guard Quentin Richardson has missed the past two games with a lower back strain and is questionable Wednesday, Michael Beasley has stepped up offensively.
虽然后卫理查德森则是因为背部拉伤过去两场比赛值得商榷周三，迈克尔·比斯利加紧进攻。
The 2004 Athens Olympic champion and former world record holder reportedly suffered a minor back strain while training in Shanghai last week but seems unencumbered as he with two days to go.
据报道，这位2004年雅典奥运会冠军、前世界纪录保持者上周在上海训练时背部轻微拉伤，但是，从他两天前准备运动的情况来看，背伤似乎并无大碍。
Liu had cruised into the 110 meter hurdles final at Crystal Palace after winning his heat in 13.27 seconds, but was unable to take his place on the starting line after suffering back strain.
刘翔在水晶宫以13.27秒的成绩进入了110米栏决赛，但是他背部受伤后就不能在起跑线上取得优势。
You should also avoid going above a 7% incline, because it places too much strain on your back, hips and ankles.
你还应该避免超过7%坡度，因为这会让你的背部、臀部和脚踝承受太大的压力。
Moreover, even though humans have been upright for millions of years, our feet and back continue to struggle with bipedal posture and cannot easily withstand repeated strain imposed by oversize limbs.
此外，尽管人类直立行走已经有数百万年的历史，我们的脚和背部仍在两足行走的姿势中艰难斗争，无法轻易承受过长的四肢持续施加的压力。
The trout-removal service is funded by the rod license, so anglers should pat themselves on the back for saving this last remaining indigenous strain.
鳟鱼迁移服务由杆执照协会资助，因此钓鱼者们应该赞扬自己拯救了这最后残留的本地物种。
The lumbar curve in the lower back, which helps us maintain our balance as we stand and walk, also leaves us vulnerable to lower back pain and strain.
腰部脊椎帮助我们在站立和行走的时候保持平衡，当同时也使得我们的背部更易疼痛。
Then back in Spain, they trained a strain of Pseudomonas bacteria to preferentially nibble salt blooms.
回到西班牙后，他们便培养了一种可以优先吞食盐层的假单胞菌。
Always hold your hands by your ears rather than behind your head so you don't strain your neck or back.
记住一定要把你的双手放在你的耳朵边上，而不是在你的头后，这样就不会拉伤您的脖子或者后背。
Serious eye strain can lead to persistent headaches, muscle pain in the head, neck and upper back, as well as long term problems like myopia.
严重的眼疲劳会导致长期的头痛，头部，颈部和上发背的肌肉疼痛，也可能会引起一个长期的问题近视。
This is because sleeping on your back distributes weight evenly throughout the body, without putting strain on any specific area.
这是因为平躺睡姿可以均匀分解身体各个部位的重量，不会让任一部位感到压力。
A new strain of swine flu shows that the pandemic version has jumped from humans back to pigs, where it's evolving in new and unpredictable ways.
一个新菌株的猪流感病毒表示，流感流行的变种，若从人跳回到猪身上，就会以新的和不可预知的方式继续演变。
The stomach muscles actually support the back; if their tone is poor, you tend to sag and your back then takes the strain.
事实上，胃部肌肉起到支撑后背的作用，如果它们软弱无力，你就容易弯腰驼背，后背僵硬。
If you're working at a desk, try invest in a decent chair that will support your back properly and takes steps to avoid repetitive strain injury.
如果你在桌子上工作，可以买一把带靠背的比较舒适的椅子，这样可以支撑你的背部，避免反复性过劳损伤。
People tend to "slouch" or "hunch" over in their seats which puts a lot of strain on their back.
人们倾向于在座位上“懒坐”或“弓坐”，这样给后背造成了很大压力。
Six months later, it moves back. When the mutations are gradual, as with seasonal flu, it is known as drift; when they are abrupt, as with the new strain of H1N1, you have a shift on your hands.
如果病毒突变是渐进式的，就像季节性流感一样，就是为人所知的一般缓慢趋势，但如果病毒突变是急进式的，就像现在的H1N1新品种，那大家可就碰上了紧急的加速档了。
When you're standing and ready to move, continue holding the object close to your body to decrease the strain on your lower back.
当你站立并准备移动的时候，继续靠近你的身体托住物品，以减少腰背部的拉力。
Your training mileage should drop back down to roughly around the first week of the cycle in order to let your body rest and recover from the new strain.
训练里程数应当回到和第一周相当的量，以使你的身体从疲劳中得到休息和恢复。
Max: If not only strain my back, it breaks my heart when I think of a certain singing group that will not appear at the festival tonight.
麦克斯：想到今晚的音乐节上有一个演唱小组不参加演出，真让我伤心透了。
In your yoga practice, if you feel strain in your knees or lower back in seated and standing poses, your body may be telling you that you need to lengthen your psoas.
如果你在瑜伽坐姿与站姿感到膝盖和腰部有负担那是你的身体在传达给你一个讯息-你该延展你的腰大肌了。
Strain the stock and put it back into the pan.
滤出原汤，然后把它放回平底锅。
The monitor is too low, which pulls your head and neck forward and down and puts a strain on your back.
显示器太低，你的脑袋和脖子都必须往前下方伸，使你的背部紧张。
Over time, you lean towards the screen, putting strain on the neck and back.
随着时间的推移，你越来越靠近屏幕，颈背部受到的压力就会增大。
This will cause strain on your back and neck muscles.
这会对背部及颈部肌肉造成压力。
The Black Death is back. The original strain failed 700 years ago but can you do things differently this time?
黑死病回来。原来的应变失败，700年前，你可以做一些不同的事情吗？
The Black Death is back. The original strain failed 700 years ago but can you do things differently this time?
黑死病回来。原来的应变失败，700年前，你可以做一些不同的事情吗？
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