Or,at least move your legs and feet.

VOA: special.2009.07.14

Rather, what happened is you heard English and--but the capacity grew in your head and something a lot more similar to the development of arms or legs or a visual system.

相反,你听到了英语,你脑中的英语能力得到增长,这个和手臂,下肢,或是视觉系统的发育很相似

耶鲁公开课 - 心理学导论课程节选

You're using a lot of power out of your legs and bringing it up through your torso as you pull through.

VOA: standard.2010.08.03

What's wrong with your legs? Um, nothing at all, thank you.

VOA: standard.other

And,if you are in a boat, keep your arms and legs out of the water.

VOA: special.2009.08.19