英语词汇“active mass”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	active mass
释义	WordReference Random House Unabridged Dictionary of American English © 2024 ac′tive mass′, [Chem.] Chemistrythe effective concentration of a substance. 1905–10
随便看	learning resources center learning support assistant learnt leary leasable lease leaseback leased leasehold leaseholder leaseless leaseman lease-purchase leaser lease rod leash leash law leasing least least bittern least common denominator least common multiple least flycatcher least killifish least sandpiper

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