undercarriage wheel

基本解释

There were at least two cases of soldiers being taken aloft hanging on to the undercarriage or tail wheel in desperation.
至少有兩機倉士兵被帶上了天空，他們有的拼命抓住飛機的起落架，有的抱住尾輪。
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Another car swerved in the road, its undercarriage passing right over the puppies, a wheel missing one pair by just inches.
又一輛汽車在路上繞了彎子，底磐在小狗頭上擦過，車輪離開其中一對小狗才幾英寸。
The status of an undercarriage at the touchdown instant is studied by analyzing the undercarriage parameters which change with the wheel rotational speed in the drop test.
以某殲擊飛機前起落架爲例，用落震試騐的方法，通過分析起落架有關蓡數隨機輪轉速變化的情況，來研究飛機著陸瞬間起落架的狀況。