retracting backward造句

例句与造句

1. The Flywhale has short-legged, tricycle landing gear with mainwheels retracting backwards into the sponsons.
2. The landing gear was similar to the Boeing Monomail, the main wheels retracting backwards about halfway into the wings.
3. The aircraft had tricycle landing gear, with the main gear hinged in the wings just inside the wing fold and retracting towards the fuselage, the nose gear retracting backwards.
4. The manually retractable main undercarriage is composed of a single 350 x 135mm diameter wheel retracting backwards into the wheel well, which is closed off by doors operated by the undercarriage legs, and a fixed 200 X 50mm tail-wheel.
5. Instead of the Wildcat's narrow-track, hand-cranked main landing gear retracting into the fuselage that it had inherited, little changed in design from the 1931-debuted Grumman FF-1 fighter biplane, the Hellcat had wide-set, hydraulically actuated landing gear struts which rotated through 90?while retracting backwards into the wings, much like that of the earlier Chance Vought F4U Corsair, but with full wheel doors fitted to the struts that covered the entire strut and the upper half of the main wheel when retracted, and twisted with the main gear struts during retraction.
6. It's difficult to find retracting backward in a sentence. 用retracting backward造句挺难的