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1·The undercarriage was fully retracted.

起落架被完全收起。《牛津词典》

2·Energy absorbing undercarriage.

能量吸收起落架。

3·Check undercarriage of all vehicles.

检查所有车辆的底盘。

4·The pilot found that the undercarriage could not be retracted.

驾驶员发现飞机的起落架不能缩回。

5·We'll have to hold, checking the undercarriage for a while.

我们等待，检查起落架一会儿。

6·All it requires are some minor changes to the front undercarriage.

唯一要做的不过是对前起落架做一些微小的改动。

7·The undercarriage on light aircraft do not always retract in flight.

轻型飞机飞行时起落架不一定缩回。

8·The undercarriage on light aircraft do not always retract in flight.

飞机的起落架在升空时即可缩回。

9·The undercarriage on light aircraft does not always retract in flight.

轻型飞机飞行时起落架不一定缩回。

10·The undercarriage on light aircraft does not always retract in flight.

轻型飞机飞行时起落架不一定要收回。

起落架

1·But the frame of the aircraft itself is to blame for the other half: the bumpy air flow over the undercarriage and the slots and flaps of the wings creates the rest of the racket.

而另一半的元凶则是飞机自身的结构问题：颠簸不平的气流穿梭过往时同起落架、翼缝和襟翼等结构相遇制造了另一半噪音。

2·All it requires are some minor changes to the front undercarriage.

唯一要做的不过是对前起落架做一些微小的改动。

3·There were at least two cases of soldiers being taken aloft hanging on to the undercarriage or tail wheel in desperation.

至少有两机仓士兵被带上了天空，他们有的拼命抓住飞机的起落架，有的抱住尾轮。

4·The undercarriage on light aircraft does not always retract during flight.

轻型飞机飞行时起落架不一定要收回。

5·The relevant organizations involved usually include absorbing system, undercarriage tyre, brake slip resistance system, landing gear shimmy dampers, retracting-lowering system, etc.

无人机起落架设计所涉及的相关构件、机构通常包括：缓冲支柱、机轮、轮胎、刹车防滑系统、操纵减摆机构、收放机构等。

底盘

1·Until we freed the track, undercarriage and skis, and excavated the engine components, we were going nowhere.

直到我们清理好履带、底盘和滑雪板、以及挖出的发动机零件之前，我们哪也去不了。

2·SJH Projects, a small British company, has developed a so-called stone sponge material that, fixed to a vehicle's undercarriage, partially absorbs the blast.

一小型英国公司的SJH项目，已开发出所谓的“石头海绵”的材料，把它安装在汽车的底盘，吸收部分的冲击波。

3·Several times, we felt components detach themselves from the undercarriage, and we'd watch as they clattered off down the road.

有几次我们感到似乎有零件从底盘上掉下，我们似乎能看着它们滚到路边去。

4·While little but the frame and undercarriage remained after the fire, there were no obvious signs of a blast.

尽管在火灾后基本只剩下车身框架和底盘，但没有明显的爆炸痕迹。

5·Check undercarriage of all vehicles.

检查所有车辆的底盘。