sonar

美音音标: ['səʊnɑː(r)] sonar
英音音标: ['səʊnɑː(r)] result.0.expl|add:"

解释
声纳;

同义
sonar echo sounder asdic
词性
n
解释
a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return
示例
sonar is an acronym for sound navigation ranging|asdic is an acronym for antisubmarine detection investigation committee