用激光来传送无线电电话和电视信息，地面上的通讯就可以大大改善。
With the use of laser beams to carry radio, telephone, and TV messages, communications on earth can be improved greatly.
这架飞机，绰号圣牛，包括睡眠区，无线电电话，和可伸缩的电梯罗斯福的轮椅。
Thisaircraft, nicknamed the Sacred Cow, included a sleeping area, radiotelephone, and retractable elevator for Roosevelt's wheelchair.
这架飞机，绰号圣牛，包括睡眠区，无线电电话，和可伸缩的电梯罗斯福的轮椅。
Thisaircraft, nicknamed the Sacred Cow, included a sleeping area, radiotelephone, and retractable elevator for Roosevelt's wheelchair.
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