powell

• 专有名词，指姓氏，著名人物包括美国杰出将军和政治家科林·鲍威尔，以及英国物理学家塞西尔·弗兰克·鲍威尔。

A proper noun referring to a surname of notable individuals, including a prominent American general and statesman, and a British physicist.

不可数 · 专有名词

1. Colin PowellB2formalamerican

   United States general who was the first African American to serve as Chairman of the Joint Chiefs of Staff; later served as Secretary of State under President George W. Bush (born 1937).

   科林·鲍威尔

   • Colin Powell served as the 65th United States Secretary of State.
   • He was a key figure in the planning of the Gulf War.
   • Powell's leadership was widely respected across the political spectrum.

2. Cecil Frank PowellC1formalbritishscientific

   English physicist who discovered the pion (the first known meson), a subatomic particle involved in holding the nucleus together (1903-1969).

   塞西尔·弗兰克·鲍威尔

   • Cecil Powell won the Nobel Prize in Physics in 1950 for his discovery.
   • His work on photographic emulsions led to the identification of the pion.
   • Powell's research advanced the understanding of nuclear forces.