Many treadmills are padded, making them a good option if you're overweight or are injury-prone (especially with knee issues) and want to decrease the impact.
许多跑步机都是平的，这让他们成为一个很好的选择如果你是超重或者是容易受伤的特别是有膝盖问题的，并且想要减小影响。
The sharpness of the F23 was very impressive, especially when you do the comparisons to 35mm in head-to-foot and head-to-knee shots of people, when sharpness becomes critical.
F23的清晰度十分出色，尤其是在拍摄人物全身和膝盖半身的时候，同35毫米相比，清晰度的重要性就非常突出。
Knee injuries, especially to the anterior cruciate ligament (ACL), are some of the most common and serious, the new study found.
新的研究发现，膝盖受伤，特别是前十字韧带(ACL)受伤，是最普遍和最严重的。
As you begin to bend forward, the spine moves while the pelvis and sacrum tend to remain behind, especially on the side with the knee drawn back.
当你上体前屈时，脊椎向前移动，但骨盆和骶骨却要保持在原处，特别是屈膝的一侧。
He said the right knee could sway a bit from left to right, but it should never straighten, especially as you move to the top of the backswing.
他说右膝关节可以有些微的从左至右的晃动，但是一定不能伸直，特别是在你上挥杆到达顶点的时候。
The combination of parenteral antibiotic prophylaxis and prosthetic fixation with antibiotic-impregnated cement protected against septic failure, especially after revision knee arthroplasty.
肠外抗生素预防联合抗生素骨水泥固定人工假体可有效预防败血症性休克，特别是在膝关节翻修术后。
You may need orthotics to help your feet work normally during physical activity, especially if you are active and have knee pain or pain in the arch or heel area of your foot.
或许有需要做足部矫正术来使你的脚在运动时正常运做，特别是当你很活泼好动，且伴随有膝痛，脚后跟跟脚弓痛。
They may be especially helpful if the arthritis is centered on one side of the knee.
特别是对膝关节一侧病变的关节炎特别有效。
Women are especially prone to knee problems, and they injure the anterior cruciate ligament (ACL) twice as often as men.
女性特别倾向于发生膝关节受伤，前十字韧带（ACL）受伤频率是男性的2倍。
The human knee meniscus possesses viscoelastic properties in all directions traction, but its anti-stretching ability is especially strong in longitudinal axis direction.
结论：人膝关节半月板具有各向异性的粘弹性特征，沿长轴方向上的抗拉伸强度最大。
The morbidity of primary osteoarthritis is higher in the elderly, especially the osteoarthritis of Knee is the more common.
原发性骨关节炎在老年人中发病率较高，而膝骨关节炎又更为常见。
A survey of knee injury of college PE teachers shows that injury of knee is common among them, especially kneecap strain. This paper deals with the causes of kneecap strain and possible treatment.
文章通过对高校体育教师膝关节损伤情况的调查研究，发现体育教师是膝关节损伤的高发人群，且以髌骨劳损居多，分析原因并提出康复治疗的手段方法。
The biology and immunology of bone grafts are cleared, and the bone grafts, especially the allografts have been largely applied in the total hip and knee arthroplasty.
骨移植，特别是异体骨移植已广泛应用于人工关节置换术。
Drop-Knee :An exaggerated back-step where one knee is dropped toward the ground while the other is pointing up, resulting in a stable stemming position of the legs, especially on overhanging rock.
一只脚的膝盖朝下，另一只的朝上，使得双脚支撑得较好，尤其在悬岩的地方。
Drop-Knee :An exaggerated back-step where one knee is dropped toward the ground while the other is pointing up, resulting in a stable stemming position of the legs, especially on overhanging rock.
一只脚的膝盖朝下，另一只的朝上，使得双脚支撑得较好，尤其在悬岩的地方。
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