Triassicadj.
英 美 traɪ'æsɪk
中文adj. 三叠纪的\nn. 三叠纪
三叠纪的
n. 三叠纪
词根词源
Triassic (adj.)1841, from German, coined 1841 by German geologist Friedrich August von Alberti (1795-1878), from Trias "period preceding the Jurassic," from Greek trias "triad, the number three" (see triad). So called because it is divisible (in Germany) into three groups.
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