代内多元化
Later on in the program, musicians Elvis Costello and Allen Toussaint talk about their trans-generational and transatlantic collaboration, but first, the state secrets privilege.
NPR: Invoking the State Secrets Privilege
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。