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Two small pouches, placed in the bottom of a shoe, are filled with the fluid and generate a current whenever they are compressed by the foot’s up and down motion.

当他们将两个装有该流体的小袋子置于鞋内时，它们就会因人脚抬升和下落的动作而受到挤压，从而产生电流。

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Action is executed in an efficient manner, with the elaborate moves being captured by fluid camera movement rather than the now-familiar fast edits or slow-motion flourishes.

武打是以高效的方式进行的，精心设计的动作被行云流水般的摄像机精彩的捕捉到，比现在广为采用的快速剪辑模式或慢动作镜头要来的精巧。

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With big processing power, motion is fluid.

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Text size can also be adjusted with a pinch gesture, though the motion is hardly fluid.

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Jaeger's basic philosophy was this: Extending the elbow and shoulder muscles in a relaxed, fluid motion prepares an arm to throw as hard as it can.

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