Hot-air balloon
01
熱気球
an extremely large balloon filled with heated air, which enables it to float and travel through the sky
例
They enjoyed a scenic ride in a hot-air balloon over the countryside.
彼らは田舎の上空で熱気球に乗って景色の良い旅を楽しんだ。
The hot-air balloon gently ascended into the sky as the burner heated the air inside.
バーナーが内部の空気を暖めると、熱気球はゆっくりと空に上昇しました。
