hot air balloon
熱氣球
例： Tom plans to propose to his fiancee in a hot air balloon this summer. 湯姆計畫這個夏天要向他的女友（未婚妻）在熱氣球上求婚。
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例： Tom plans to propose to his fiancee in a hot air balloon this summer. 湯姆計畫這個夏天要向他的女友（未婚妻）在熱氣球上求婚。
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