单词	ortho ester
释义	ortho ester noun : an ester of an ortho acid especially : an ester RC(OR′)3 (as orthoformic ester) of an ortho-carboxylic acid Word History Etymology ortho entry 1
随便看	exterrestrial exterritorial exterritorialise exterritorialities exterritoriality exterritorialize extill extima extimae extimas extimulate extimulation extinct extincted extincter extinctest extincteur extincting extinction extinction angle extinction coefficient extinction meter extinctions extinctive extincts

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