Vocab Bloom Hub

americium

/ˌæm.əˈrɪs.i.əm/

翻译: 一种放射性超铀金属元素,符号Am,原子序数95,首次通过用氦原子轰击铀获得,主要用于制造电离式烟雾探测器和中子源。

1 个条目

noun

/ˌæm.əˈrɪs.i.əm/C2formalscientific
  • zh一种放射性超铀金属元素,符号Am,原子序数95,首次通过用氦原子轰击铀获得,主要用于制造电离式烟雾探测器和中子源。

A radioactive transuranic metallic element that was first produced by bombarding uranium with helium atoms.

不可数

  1. Radioactive elementC2formalscientific

    A synthetic, radioactive metallic element of the actinide series, produced by bombarding uranium with helium atoms.

    zh放射性元素

    • Americium is commonly used in smoke detectors.
    • The element americium was first synthesized in 1944.
    • Researchers study americium for its potential in nuclear batteries.
词形
  • americiums plural form
  • americiums' possessive plural form
  • americium's possessive singular form