Precambrian time for as much as eighty - five percent of all geological time.
从前寒 武 世纪以来地球地面大部分被冰川所覆盖的任何地质年代.
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Its geological time, ignored for the early Pliocene , about ape - man Lam and Shaanxi considerable time.
其地质时代 、 为中理会新世早期, 约与陕西 蓝田猿人 时代相当.
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