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单词 becquerel
释义

Collins Concise English Dictionary © HarperCollins Publishers::
becquerel /ˌbɛkəˈrɛl/ n
  1. the derived SI unit of radioactivity equal to one disintegration per second
Etymology: 20th Century: named after Antoine Henri Becquerel
WordReference Random House Unabridged Dictionary of American English © 2024
Bec•que•rel  (bek′ə rel; Fr. bekə rel),USA pronunciation n. 
    A•lex•an•dre Ed•mond  (a lek sändrə ed môn),USA pronunciation 1820–91, French physicist (son of Antoine César).An•toine Cé•sar  n twan sā zar),USA pronunciation 1788–1878, French physicist.An•toine Hen•ri  n twan än rē),USA pronunciation 1852–1908, French physicist (son of Alexandre Edmond): Nobel prize 1903.
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更新时间:2024/11/11 8:13:31