Powell
英[?p?u?l, ?pau?l]
美[?pa??l]
英英词典释义
Noun
1. United States general who was the first Black to serve as Chief of Staff; later served as Secretary of State under President George W. Bush (born 1937)
2. English physicist who discovered the pion (the first known meson) which is a subatomic particle involved in holding the nucleus together (1903-1969)