The long, slender beams that carry engines, landing gear and wing structure are made from light but tough carbon-fibre composites.

这种细长梁由质轻但坚韧的碳纤维复合材料制成，负责承载引擎、起落架和机翼结构。

It's easy to see birds, bats, and pterosaurs had very different wing structures.

很容易看出鸟类、蝙蝠和翼龙的翅膀结构非常不同。

The pylon is fixed into the wing structure,   with a solid and very secure fitting.

挂架固定在机翼结构中，安装牢固且非常牢固。