英语词汇“ultra-clean”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	ultra-clean
释义	ultra-clean adjective Extremely clean: an ultra-clean home... An ultra-clean lifestyle actually depletes our ability to combat illness. There has been an assumption that it would be too expensive to produce ultra-clean coal. There are potential markets for ultra-clean coal technology all over the world - and not only for power generation.
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英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。