Assertion: headphone's sound | /r/HasProperty | reduced
Facets:
value: by excluding sound from the ear
type: MANNER
Source sentences:
text: Unwanted sound from the environment can be reduced by excluding sound from the ear by passive noise isolation, or, often in conjunction with isolation, by active noise cancellation.
text: Unwanted sound from the environment can be reduced by excluding sound from the ear by passive noise isolation, or, often in conjunction with isolation, by active noise cancellation.