| 单词 | Triassic |
| 释义 | Triassic /truy as"ik/, Geol. adj. 1. noting or pertaining to a period of the Mesozoic Era, occurring from 230 to 190 million years ago and characterized by the advent of dinosaurs and coniferous forests. See table under geologic time. n. 2. Also, Trias /truy"euhs/ the Triassic Period or System. [1835-45; Trias the three-part series of strata characterizing the period ( < G < Gk triás; see TRIAD) + -IC] |
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