英语词汇“k/t boundary”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	k/t boundary
释义	K/T boundary noun geology Cretaceous/Tertiary boundary: the time zone comprising the end of the Cretaceous and the beginning of the Tertiary periods (as modifier)K/T boundary sediments Word Origin for K/T boundary C20 K and T, symbols for Cretaceous and Tertiary, respectively Words nearby K/T boundary ksi, K star, KStJ, Kt, Kt. Bach., K/T boundary, K-truss, Kuala Lumpur, Kuantan, Kuan Yin, KUB Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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K/T boundary