“professional trader”概念、定义、翻译-科学时代

单词	professional trader
释义	经济学词汇手册 professional trader 职业交易者
随便看	surveillance programme surveillance radar surveillance society surveillance switch survey survey survey survey survey survey survey survey survey survey survey survey survey survey survey survey survey survey adjustment survey adjustment survey agent survey area

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

professional trader