lawrencium
/lɒˈrensɪəm/noun
mass noun
- 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. (Symbol: Lr)(化学元素)铹(符号:Lr)。
词源
1960s: modern Latin, named after E. O. Lawrence (see LAWRENCE2), who founded the laboratory in which it was produced.