英语词汇echo sounder是什么意思，echo sounder的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	echo sounder
释义	DEFINITIVE EXAMPLES 权威例句〔pinger〕A device used underwater to produce pulses of sound, as for an echo sounder.声脉冲发送器：置于水下产生声脉冲的装置，如回音器中的装置美国传统
随便看	nerve Bell's nerve block nerve blocking nerve blocking anesthesia nerve Bock's nerve bridging nerve broach nerve bulb nerve canal nerve cavity nerve cell nerve cell nerve cell nerve cell capsule nerve cells nerve cells nerve cement nerve center nerve center nerve center nerve centre nerve centre nerve centre nerve ceptor nerve chain

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