| 释义 |
heavy watern.（名词）- Any of several isotopic forms of water, especially deuterium oxide, that consists chiefly of molecules containing heavy hydrogen and is used as a moderator in certain nuclear reactors.重水：几种水的同位素形式之一，尤指氧化氘（氘水），它主要由含有重氢的分子组成，在某些核反应堆中被用作催化剂
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