单词	ultrapure
释义	ultrapure adjective ul·​tra·​pure ˌəl-trə-ˈpyu̇r  : extremely pure ultrapure metals/crystals especially : extremely clean and free from contaminants such as dirt or bacteria ultrapure water Word History First Known Use 1818, in the meaning defined above ultrapure adjective as in pure Synonyms & Similar Words Relevance pure purified undiluted uncontaminated unadulterated filtered unmixed untainted unpolluted uncut unalloyed refined concentrated ultrarefined fine uncombined plain clarified neat sterile pasteurized sterilized stainless straight strong spotless unsullied clean immaculate unsoiled Antonyms & Near Antonyms contaminated impure diluted dilute adulterated polluted tainted alloyed unfiltered weakened thinned unrefined unclarified adulterate spoiled corrupted soiled debased fouled defiled begrimed sullied dirtied bemired befouled besmirched maculate maculated See More
随便看	heelballs heelbones heeld heeled heeler heelers heeling heeling boom heeling error heelings heelless heelpath heelpiece heelpieces heelpost heelposts heels heels over head heeltap heeltaps heeltree heelwork heelworks Heem heemraad

英语词典包含469781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。