柯林斯英汉双解大词典
reactant /rɪˈæktənt/
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1.
N a substance that participates in a chemical reaction, esp a substance that is present at the start of the reaction 反应物 → compare product
双语例句原声例句
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And that's on the reactant side.
反应物这一边。
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Two moles reactant... What happens if I change the pressure?
两摩尔反应物。，如果我改变压强会怎么样？
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If I have a beaker with some solid reactant on the bottom here.
如果在烧杯地步，有一些固态反应物。
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So, anything on the left side of the equation is called a reactant, and anything on the right side of the equation is called a product.
在方程的左边的,都称为反应物，在方程右边的,都称为产物。
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And we haven't talked about reactions at all yet, so you don't need to worry about the specifics of that exactly, but just that if you have this negative change in energy, you have a more stable product than you do reactant.
当然我们还没有开始讨论反应，所以你不用担心它的细节是怎么样的，你只需要知道，如果能量的变化是负值，那么你将得到一个比反应物更稳定的生成物。
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All right, so it looks like we weren't showing the percentages here, but it looks like hopefully most of you were able to get the correct answer of H2 being the limiting reactant.
看来我们好像没办法,显示结果的比例，但看起来大部分人,都能得到正确的结果,那就是H2是受限制的反应物2,看来现在我们还没搞明白。
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