The time and venue for the demonstration flight and other details will be disclosed at a later time.

试飞时间、地点等其它细节将在晚些时候公布。

youdao

The demonstration flight is a milestone in Nasa's plans to ready the Ares rockets for service in 2016.

这次演示飞行对于NASA让战神火箭于2016年投入使用的计划具有里程碑式的意义。

youdao

This was the first in a series of tests as part of the U.S. Navy/Marine Corps/Lockheed Martin demonstration flight test program.

这是美国海军/海军陆战队/洛克希德·马丁公司演示飞行测试计划的一系列测试之首。

youdao

Boeing is planning another biofuel demonstration flight later this year with Air New Zealand.

CNN: Flight of biofuel fancy?

Last year, a Russian-made Sukhoi Superjet-100 slammed into a volcano during a demonstration flight, killing all 45 people on board.

NPR: Investigators Probe Lion Air Crash In Bali

"The demonstration flight will give us crucial knowledge that we can use to dramatically reduce our carbon footprint, " Branson said in a statement.

CNN: Biofuel-powered jet makes test flight