nell
美音:
[nel
]英音:
[nel
]n.内尔(Helen 的昵称) (f.)
难易程度:
nell为短语/超纲词汇
nell
David Bushnell (1740–1824), of Westbrook, Connecticut, was an American inventor during the Revolutionary War. He is credited with creating the first submarine ever used in combat, while studying at Yale University in 1775.