名词
中文翻译：封闭的空中走廊同义词
同义词：
['closed corridor', 'sealed airspace']
例句：
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1. The closed aerial was the only way to reach the top of the mountain.
封闭的空中走廊是到达山顶的唯一途径。
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2. The government has decided to close the closed aerial and reopen it for public use.
政府决定关闭这个封闭的空中走廊，重新开放供公众使用。
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3. The closed aerial was used to transport goods between different cities.
封闭的空中走廊被用来在不同城市之间运输货物。