asdic
/ˈæzdɪk/noun
mass noun
- chiefly Brit. an early form of sonar used to detect submarines〈主英〉（早期的）潜艇探索声呐。
词源
Second World War: acronym from Allied Submarine Detection Investigation Committee.
| 单词 | asdic |
| 释义 | asdic/ˈæzdɪk/noun mass noun
词源 Second World War: acronym from Allied Submarine Detection Investigation Committee. |
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