Assertion: disc's sound | /r/HasProperty | lost
Facets:
value: forever
type: TEMPORAL
value: mostly
type: DEGREE
Source sentences:
text: Delicate sounds and fine overtones were mostly lost, because it took a lot of sound energy to vibrate the recording horn diaphragm and cutting mechanism.
text: A later reproducer would shave down the grooves very fast, and the sound would be lost forever.