2 文書を見つけるための辞書。

• roar, boom, roaring, thunder
• 轟, 地響き, 唸り, 轟き, 爆音
• a deep prolonged loud noise
• 低く長引く大きな音

• report
• 筒音, 銃声, 爆音, 大音響
• a sharp explosive sound (especially the sound of a gun firing); "they heard a violent report followed by silence"
• 鋭い爆発音（特に銃撃の音）