noun🔗Share音響測深機A sonar device used for echo sounding"The fishing boat used its echosounder to locate a school of fish deep below the surface. "漁船は、水面下深くにある魚群を探すために音響測深機を使用した。technologynauticaldevicesoundoceanelectronicsmachineChat with AIVocabulary GamePractice Reading
