| 词汇 | sonar |
| 释义 | sonar 1 ENTRIES FOUND: sonar (noun) sonar /ˈsoʊˌnɑɚ/ noun sonar /ˈsoʊˌnɑɚ/ noun Learner's definition of SONAR [noncount] : a device used for finding things that are underwater by using sound waves声呐 They detected the submarine by using sonar.他们利用声呐探测到了这艘潜艇。 a sonar signal声呐信号 |
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