名词
中文翻译：降落装置
同义词：
['landing gear', 'takeoff gear']
例句：
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1.The pilot had to adjust the landing gear before taking off.
飞行员在起飞前必须调整降落装置。
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2. The aircraft was equipped with advanced landing gear for emergency landings.
这架飞机配备了先进的降落装置，用于紧急着陆。
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3. The pilot had to check the landing gear before take-off.
飞行员在起飞前必须检查降落装置。