sonars的读音 sonars中文意思

英音  ['səʊnɑ:z] 
美音  ['soʊnɑ:z] 
n. 声呐装置,声呐系统( sonar的名词复数 );声呐兵
sonars 用法和例句
Hal whitehead , a biology professor at dalhousie university in canada , said that sperm whales have sonars to find fish that are so powerful that they could permanently deafen others nearby if used at full blast .
加拿大达尔豪斯大学生物学教授哈尔怀德海指出,抹香鲸具有找出鱼群的声纳,该声纳威力强大,若全力使用恐使附近其他生物永久失聪。