Last Updated：2025/11/29
The conservatory installed an aeolian attachment on the antique pianoforte so that a directed stream of air against the strings would prolong their vibrations and increase the instrument's volume.
See correct answer
The conservatory installed an aeolian attachment on the antique pianoforte so that a directed stream of air against the strings would prolong their vibrations and increase the instrument's volume.
音声機能が動作しない場合はこちらをご確認ください
Edit Histories（0）
