sonars是什么意思 sonars在线中文翻译

sonars ['səʊnɑ:z]

中文翻译
1
n. 声呐装置,声呐系统( sonar的名词复数 ); 声呐兵
英语释义
1
plural of sonar
2
n. 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