名词
中文翻译：热气球
同义词：
['hot air balloon', 'hot air blimp例句：1. The balloon was launched from the top of a mountain.（这个热气球从山顶发射升空。）2. The balloon kite drifted across the sky.（热气球在天空中飘荡。）3. The balloon kite was used for scientific research.（热气球被用于科学研究。）']
例句：
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1. The balloon was launched from the top of a mountain.
这个热气球从山顶发射升空。
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2. The balloon kite drifted across the sky.
热气球在天空中飘荡。
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3. The balloon kite was used for scientific research.
热气球被用于科学研究。