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单词 superheavy
释义 su·per·heavy
\"ˌ\ adjective
Etymology: super- + heavy (I)
: very heavy: as
 a. : relating to or being a chemical element with a greater atomic mass than that of any known element
 b. : being an atomic nucleus with a higher atomic number than any known
superheavy noun
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更新时间:2025/1/27 21:36:33