In those years, just after World War I, the military wanted to build an American highway system for national defense.

在第一次世界大战后的那些年里，军方希望为国防建设一个美国公路系统。

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In the early Ming Dynasty, it was ranked as one of the important military forts of Nation- al Coast Defense System.

明初它就作为军事要塞纳入了国家海防体系。

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The air defense combat system was a class of complex military combat system.

空防作战系统是一类复杂的军事作战系统。

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He is the director of the National Security Agency, responsible for ensuring that the backbone of the military defense system is reliable and secure.

FORBES: Cloud is Secure Enough for the Pentagon. Why Not You?

These days, he has a new floating toy--the 533-foot yacht Eclipse, which boasts bulletproof windows, a military-grade missile defense system and an escape submarine.

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The grim total exceeds the number of total U.S. Army deaths (219) and total military deaths (313) in Operation Enduring Freedom in Afghanistan, according to figures published by the military's Defense Casualty Analysis System.

CNN: 325 Army suicides in 2012 a record