"He wants to have a thorough discussion with the president and the rest of the national security team about whether that does remain the best way to pursue our enemies in Afghanistan, and ultimately bring a level of peace and security there, so that it no longer poses a threat to us,"

VOA: standard.2009.10.01

I don't know, just a national security level.

我说不好，大概是关于国家安全的事情。

理想是当密码专家 - SpeakingMax英语口语达人