The advanced technological war is a major model of the modern combat. In the environments of military operation, many combat stress factors effect soldier 's physiology and mental health.

高技术战争是现代战争的主要模式，在现代军事作业环境中，存在许多应激因素，将引起作战人员严重的生理和心理应激反应，从而导致健康水平和作战效能的降低。

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The weaponry and combat vehicles of the future Black Ops 2 suggests well-researched military advancements, and putting all of this research for gamers to use before real modern combat feels like a morbid privilege.

FORBES: First Impressions Of Activision's Live Demo Of Black Ops 2 At E3