在飞行中的

In the course of evolution, some birds have lost the power of flight.

在进化的过程中, 一些鸟丧失了行能力。

The coupling feature exsiting in continuing gasdynamic heating over flight vehicles is analysed.It emphasizes the necessity to account for the coupling in analysing gasdynamic heating problems.

分析了行器持续受热过程中的耦合性，指出了耦合性在分析持续气动加热问题中的必要性。

Except the centralized load impressed from plane other components and airload, the plane gun bay structure is also endured the wallop of the navigate gun launching.

在行过程中，炮舱构除承受部件传递的集中载荷和空气气动载荷外，还要承受航炮发射时的冲击力，整个构始终处于不规则的振动状态。

Any of various small arboreal marsupials of the family Phalangeridae, of Australia and adjacent islands, having a long tail and dense woolly fur and including the cuscus and the flying phalanger.

袋貂趾科中的一种栖于树上的小型有袋动物，生长在澳大利亚及毗临岛屿上，有长尾和浓密的皮毛，包括袋猴和行袋貂。