undercarriage
(also `landing-gear) n aircraft's landing wheels and theirsupports (飞行器的)起落架
raise/lower the undercarriage 收起[放下]起落架. =>illus at aircraft 见 aircraft 插图.
🗣️ 情景例句
What do you want to study?
你想学什么?
I didn't notice you were wearing your new hat.
我没注意你戴了新帽子。
the king himself set out to penetrate the camp of Guthrum, the commander of the Danish invaders.