a Pentagon spokesman的用法和样例：
- The Iraqis had insisted on a clear withdrawal timeline, but a Pentagon spokesman said any such movements would be made only as conditions allow.
- Pentagon Spokesman Brian Whitman had a similar view.
- According to Pentagon Spokesman Bryan Whitman, that is not a problem.
- Said Pentagon spokesman Rear Adm. Craig Quigley "We don't consider this a security issue at all.