Powell

['pəuəl]

解释:

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

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

录入:丽莎--From WordNet

例句:

杰拉尔德编辑

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