roarn. 吼、咆哮、轟鳴vi. 吼、大聲說出、叫喊、喧鬧vt. 呼喊、使轟鳴英文釋義a deep prolonged loud noisea very loud utterance (like the sound of an animal)the sound made by a lionmake a loud noise, as of wind, water, or vehicles