undercarriage

1. The undercarriage was fully retracted.
起落架被完全收起。

《牛津词典》

2. 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。

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3. 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。

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4. 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。

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5. 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。

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6. 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。

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7. The undercarriage on light aircraft does not always retract in flight.
刚才你们听到的是飞机起落架放下的声音。

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8. 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。

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9. The undercarriage is spliced or hung below the head part of the plane body.
所述的起落架插接或挂在机身头部的下方。

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10. The undercarriage is spliced or hung below the head part of the plane body.
所述的起落架插接或挂在机身头部的下方。

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