名词
中文翻译：航空旅行
同义词：
['aviation', 'flight', 'travel by air']
例句：
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1.We decided to take a trip to the beach this weekend.
我们决定这个周末去海滩旅行。
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2.The airline company is offering discounts for international flights.
航空公司正在为国际航班提供折扣。
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3.Air travel has become increasingly popular in recent years.
近年来，航空旅行变得越来越受欢迎。