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单词 rooseveltite
释义

rooseveltite

noun

roo·​se·​velt·​ite
-lˌtīt
plural -s
: a bismuth arsenate found in Santiaguilo, Potosí, and Bolivia

Word History

Etymology

F. D. Roosevelt + English -ite

First Known Use

1947, in the meaning defined above

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更新时间:2024/11/13 9:22:15