• The World Health Organization says passengers who sit still for four or more hours face a greater risk of developing blood clots.

    VOA: special.2009.07.14

  • Or, if you're a pediatrician with a really small patient who will not sit still, it's because the laws of quantum mechanics don't allow an object to have a definite position and momentum.

    或者你是个儿科医生,而你的小病人却总也坐不住,这是因为量子力学,不允许物体同时具有确定的位置和动量

    耶鲁公开课 - 基础物理课程节选

  • That is,to be restless and unable to sit still.

    VOA: special.2009.06.28

  • And once he said: "Four-fifths of our troubles in this life would disappear if we would only sit down and keep still."

    VOA: special.2010.12.23

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