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单词
radiothorium
释义
ra·dio·thorium
\|rādē(ˌ)ō+\
noun
Etymology:
New Latin, from
radio- + thorium
:
the radioactive isotope of thorium of mass number 228 formed from mesothorium 2
— symbol
RdTh
or
Th
228
; see thorium series
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更新时间:2025/7/25 16:21:38