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-觉斋网

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	come away none the wiser come back come back come back come back come back again like a shilling come back home come back home come back to come back to come back to earth come before come before come between come between come between come between the bark and the tree come bounce against come bounce into come by come by come by come by sth come clean come clean

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