It was explained to me later that when they try and revive a person, they force fluids into the body to get the heart and blood circulating, often more than 20 pounds of fluid.
后来他们解释说，当抢救一个人时，他们会把大量液体注入身体让心脏跳动、血液循环，通常会注入20多磅液体。
Chewing on a piece or two of gum, it seems, helps force fluids back into the stomach and flood the esophagus with alkaline saliva, neutralizing acids that cause the characteristic burning sensations.
嚼一两片口香糖可能会使胃液回流入胃并使口腔分泌碱性唾液冲刷食道，中和胃酸，缓解由胃酸引起的“烧灼感”。
Fluid shear is the mechanical force exerted by the movement of fluids over cell surfaces and has been found to play an important role in cellular differentiation, development and function.
流体剪切力是由于液体流经细胞表面所产生的一种机械力，目前发现其在细胞分化、发育及行使细胞功能的过程中起到了巨大的作用。
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