| 单词 | geologic time |
| 释义 | > as lemmasgeologic time geologic time n. = geological time n. at geological adj. Compounds. ΘΚΠ the world > time > reckoning of time > [noun] > geological time geological time1826 geologic time1838 1838 R. Mudie Hampshire III. i. iii. 74 This standard has not yet been ascertained to be an element in the measure of geologic time. 1861 G. Smith Lect. Mod. Hist. 19 The vast length of geologic compared with the shortness of historic time. 1955 Sci. Amer. Mar. 82/1 Throughout geologic time, as far back as we can read the rocks, the continents have repeatedly been invaded by the oceans. 2010 Guardian (Nexis) 22 Apr. (Features section) 4 By ‘soon’ I was speaking in geologic time, and that meant about 250,000 years. < as lemmas |
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