plutonium

/plu:'tәuniәm/

柯林斯星级

BNC频率: 9391

现代语料频率: 10903

中文翻译

n. 钚

[化] 钚Pu

英文解释

n. a solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being plutonium 239

常见例句

n a nuclear weapon in which enormous energy is released by nuclear fission (splitting the nuclei of a heavy element like uranium 235 or plutonium 239)

a nuclear weapon in which enormous energy is released by nuclear fission (splitting the nuclei of a heavy element like uranium 235 or plutonium 239)

produced by bombarding plutonium with helium nuclei

a radioactive transuranic element produced by bombarding plutonium with neutrons

n a radioactive transuranic element produced by bombarding plutonium with neutrons n a fat-soluble vitamin that is essential for normal reproduction