소리 내는 것 또는 사람, 음향기
A person or thing that emits a sound, or an instrument used to produce sound.
예문:
"The fire alarm sounder was loud enough to wake the entire neighborhood."
"He is a skilled sounder of the ceremonial trumpet."
수심을 재는 기구 또는 사람
An instrument or person used to measure the depth of water or to examine the bottom of a body of water.
예문:
"The research vessel used a multibeam sounder to map the ocean floor."
"Fishermen rely on a depth sounder to locate schools of fish in deep water."
야생 멧돼지의 무리
A collective group or herd of wild boars or swine.
예문:
"A sounder of wild boars emerged from the thicket at dusk."
"The hunters tracked a large sounder across the valley."
전신 신호를 소리로 바꾸어 주는 수신기
A telegraphic receiving instrument that translates electrical pulses into audible clicks for the operator to interpret.
예문:
"The telegraph operator listened intently to the rhythmic clicks of the sounder."
"Museums often display the vintage brass sounder used in early railway telegraphy."