This is in a career I was always taught, from knee height, would be a worthy one to aspire to.
这是一份我总是被教导——自齐膝高度——的职业，将是一个值得人人向往的职业。
After 1860, the skirt was flattened at front, became wider at knee height and trailed at the back in many folds.
1860年以后，裙子的前面变十，从膝盖处开始展开，在后面形成多层褶裥。
In a lunge position, place your right foot on a bench or a step at knee height, and place both hands, palms down, on your right knee, keeping your left leg straight.
以弓箭步姿势，将你的右脚放在一个齐膝的长凳或台阶上，双手抚右膝，保持左腿伸直。
The researchers found that each one-inch (2.5-centimeter) increase in knee height cuts a woman's risk of developing dementia by 16 percent (and Alzheimer's disease, in particular, by 22 percent).
研究发现，膝盖以下长度每增加2.5cm，女性患痴呆的概率就会减少16%，阿尔兹·海默综合症的患病率就会降低22%。
Now straighten the leg, driving up with the opposite knee to hip height, so that you are balancing on one foot on the step.
支撑腿的另一侧腿屈膝90度。现将屈腿伸直，将对侧腿抬起，抬止髋的高度，保持单腿在做抬腿时的平衡。
Now straighten the leg, driving up with the opposite knee to hip height, so that you are balancing on one foot on the step.
支撑腿的另一侧腿屈膝90度。现将屈腿伸直，将对侧腿抬起，抬止髋的高度，保持单腿在做抬腿时的平衡。
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