sonar
sonar 英 ['səʊnɑː] 美 ['sonɑr]
n. 声呐
名词复数:sonars
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- n. 声呐
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1. navigation sonar
导航声呐
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2. The ship is installed with two sonar detectors
这船装 了两台声呐探测仪。
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3. sonar communication
声呐通信
- sonar (n.) apparatus for detection underwater, 1946, from first letters of "sound navigation ranging," on pattern of radar.
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