This flashcard defines 'sonar' as a system for detecting objects underwater by means of sound pulses.
This flashcard defines 'sonar' (声纳；声波定位仪) as a system for the detection of objects underwater and for measuring the depth of water by emitting sound pulses and detecting the echoes.
| 单词 | sonar |
|---|---|
| 发音 | ['səʊnɑː] |
| 释义 | n. 声纳；声波定位仪（等于asdic） |
| 词序 | 15428 |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Macroeconomic mækrəʊ,iːkə'nɒmɪk 15429
Previous card: Pelvic pelvɪk adj 骨盆的 15427
Up to card list: 20000 English words