Assertion: passive sonar | /r/CapableOf | listen for the sound
Facets:
value: essentially
type: DEGREE
Source sentences:
text: Two types of technology share the name "sonar": passive sonar is essentially listening for the sound made by vessels; active sonar is emitting pulses of sounds and listening for echoes.
text: Passive sonar does not send out sounds, but instead listens for sounds as they occur in the environment.
text: Two types of technology share the name "sonar": passive sonar is essentially listening for the sound made by vessels; active sonar is emitting pulses of sounds and listening for echoes.