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。

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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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I found that 'knee-jerk' reaction curious, so I have a few questions and I'm hoping one of the naysayers will step up and answer them.

我对这种下意识的不假思索的反对颇为好奇，我想提几个问题并且希望这些反对者能够站出来回答这些问题。

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Some schoolgirls also wear their skirts above the knee, and the more adventurous go one step further by dyeing their hair brownish-orange and flaunting such contraband as flashy jewelry or oversized V-neck sweaters.

CNN: A SOCK TO THE SYSTEM