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单词 Aston, Francis William
释义

Definition of Aston, Francis William in English:

Aston, Francis William

proper nounˈastənˈastən
  • (1877–1945), English physicist. He invented the mass spectrograph (with J. J. Thomson) and eventually discovered many of the 287 naturally occurring isotopes of non-radioactive elements. Nobel Prize for Chemistry (1922).

Definition of Aston, Francis William in US English:

Aston, Francis William

proper nounˈastən
  • (1877–1945), English physicist. He invented the mass spectrograph (with J. J. Thomson) and eventually discovered many of the 287 naturally occurring isotopes of nonradioactive elements. Nobel Prize for Chemistry (1922).

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更新时间:2025/7/4 13:33:46