美语听力练习素材:朝韩领导人宣布9月新峰会

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1.National Security experts are blasting the former reality TV star for making a recording in the high-security Situation Room.

high-security戒备森严的

These rooms are also equipped with high-security, centralized, environmental monitoring and management.
这些房间也经常会配备高安全性的集中环境监控和管理。 

2.Defense Secretary James Mattis enroute to Brazil explained why he previously opposed congressional moves to create a space force.
enroute在途中

Reliance on promised advancements in air traffic management such as the use of automated decision-making tools for merging and spacing enroute and during departure climbs and arrival descents.
寄托于空中交通管理方面颇有前景的进步，例如用于合并与分割航路、离港爬升和到港降落的自动决策工具。