someone who is dazzlingly skilled in any field
同义词：ace??/??adept??/??champion??/??sensation??/??maven??/??mavin??/??virtuoso??/??genius??/??hotshot??/??star??/??superstar??/??whiz??/??whizz??/??wizard
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。