upward movement of water

基本解释

When you connect the hands to the water, and time the catch with the natural upward movement of the body to air, you'll feel your torso SLIDE up and forward.
当你的手很好地跟水配合起来把握好随身体自然向前出水的抱水时机，你就会感觉到你的身体在向上向前滑行。
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The results show that the water vapor convergence and the strong upward movement between the freezing layer and the melting layer are the essential conditions for the formation of freezing rain.
结果表明，冻结层和融化层之间的水汽辐合和较强的上升运动是冻雨产生的两个必要条件。
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