| 单词 | triassic system |
| 释义 | > as lemmasTriassic system Of or belonging to the Trias; Triassic system = trias n. 2. ΘΚΠ the world > the earth > structure of the earth > age or period > [adjective] > secondary or Mesozoic > Triassic Triassic1841 Norian1871 Carnic1897 Carnian1948 the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > secondary or Mesozoic > Triassic poikilitic1832 Triassic1841 Rhaetic1861 Rhaetian1875 1841 Sir P. G. Egerton in Proc. Geol. Soc. (1842) 3 (title) A Notice on the Occurrence of Triassic Fishes in British Strata. 1868 C. Lyell Princ. Geol. (ed. 10) II. iii. xlix. 592 A long narrow island..composed partly of granite and partly of triassic sandstone. 1889 Hardwicke's Sci.-gossip 25 122/2 The Triassic and Permian formations show a time of ‘great physical disturbance,..volcanic eruptions discharging vast beds..of lava and layers of volcanic ash’. < as lemmas |
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