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1. Oxford American Dictionary

   lawrencium

   • IPA[lôˈren(t)sēəm]

   美式

   • n.
     the chemical element of atomic number 103, a radioactive metal of the actinide series. Lawrencium does not occur naturally and was first made by bombarding californium with boron nuclei.

   • noun: lawrencium

2. • 更多解釋

   lawrencium

   • IPA[ləˈrɛnsɪəm]

   英式

   • n.
     the chemical element of atomic number 103, a radioactive metal of the actinide series. ...

   Oxford Dictionary