Let's say a plane arrived late in Houston and the "Continental" flight attendants onboard had finished their shift.

假设一架飞机晚点到达休斯顿，机上的“大陆”空乘人员已经结束了他们的轮班。

youdao

Let's say a plane arrived late in Houston and the "Continental" flight attendants onboard had finished their shift and a "United" reserve crew was free.

让我们设想一下这个古怪情景：一架飞机晚点到达休斯顿，机上的“大陆航空”空乘人员已经完成了他们的工作班次。

youdao

The formulas for calculating spectrum of plane acoustic pulses are obtained by using transfer function. These formulas can be used to evaluate the shift extent of centroid frequency of pulses.

利用传递函数，得到了平面脉冲声波在传播过程中任意位置处频谱的计算方法，用这种方法可以评价脉冲声波的主频偏移程度。

youdao

AeroVironment's remote-control attack plane may be small, but it represents a big shift taking place in the U.S. military: Today's defense robotics are more focused on killing and less dependent on humans than ever before.

FORBES: Magazine Article