如何翻译“介质在检测元件上产生一个作用力与预设弹簧（ ...？ 这里的“介质”应该是指“流体”，平时工艺中接触fluid多点。fluid（流体）包括“液体、气体与浆/膏体”，看看字典里对fluid的定义： fluid n. a continuous, amorphous substance whose molecules move freely past one another and that has the tendency to assume the shape of its container; a liquid or gas. ........ fluid, any substance that is able to flow. of the four states of matter , only a solid is not a fluid, since it has a definite shape that is not readily changed. any liquid , gas , or plasma is classed as a fluid. 当然，为了避免歧义，用media肯定也错不了。 查看更多
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