Sooner in the sense 'one who acts prematurely', i.e. a person who tried to get into the frontier territory of Oklahoma before the US government opened it to settlers in 1889.
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。