Undercarriage
n. 底盘, 起落架
📖 牛津释义
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
Dad was a busy doctor,
爸爸是个很忙的医生，
If you swear you will catch no fish.
咒骂无益，于事无济。
Let's think carefully, I replied.
“让我们仔细想一想，”我答道。