英语词汇“upper class boundary”的中英文释义、用法、翻译及短语词组-英汉翻译词典

单词	upper class boundary
释义	upper class boundary 英?[??p? klɑ:s ?baund?ri] 美?[??p? kl?s ?ba?nd?ri] 释义组上界
随便看	sound absorbing surface sound absorbtive sound absorption sound absorption characteristic sound-absorption coeffecient sound absorption coefficient sound-absorption coefficient sound absorption construction sound absorption factor sound absorption material soundabsorption material sound absorption reduction sound-absorption requirement sound-absorptive ballast sound absorptivity sound accompaniment sound advance sound advice sound a false note soundage soundages Sounda, Gorges de sound alarm sound alarm bells sound alarm system

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