单词	activated alumina
释义	activated alumina noun : a porous highly adsorptive alumina made usually by heating alumina hydrates and used chiefly in drying gases and liquids Word History First Known Use circa 1943, in the meaning defined above
随便看	therethrough thereto theretofore theretoward thereunder thereuntil thereunto thereupon therevid Therevidae therewhile therewhilst therewith therewithal therewithin Theria theriac theriaca theriacal theriacas theriacs therian therianthropic therianthropism therianthropisms

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