单词：zymogens
[化] 酶原
n any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active
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By Mary Morningstar Washington 14 May 2007 Country singer Miranda Lambert entered Billboard's Country chart at Number1 with her 2005 debut album Kerosene. The 23-year-old Texan has done it again with her brand new CD. VOA's Mary Morningstar has this
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