Bend the front knee, keeping the back leg straight, press the right heel down on the floor.

前腿膝关节弯曲，后腿保持绷直状态，右脚后跟贴紧地面并向下压。

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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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The sure-fire test for runner's knee: sit down and put your leg out on a chair so that it's stretched out straight.

确诊的方法：坐下来，将一条腿伸直放在椅子上。

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Ganga danced down the wicket to launch leg-spinner Max Waller straight down the ground for six, but fell in unfortunate fashion to the final ball of the over when a quicker googly fizzed in down the leg-side came off his inner thigh on the stumps.

BBC: Somerset slide to crushing defeat

Pollard snared Dimitri Mascarenhas, caught and bowled, for nought and then Prior, having surpassed his previous best one-day international score of 52, finally succumbed on 87 to a full and straight delivery from Taylor, trying to swipe another one down the leg.

BBC: England secure one-day series win

Gambhir spanks him down to fine leg for four but falls attempting the same shot when he directs it straight at Flintoff.

BBC: England v India as it happened