| 单词 | Cambrian |
| 释义 | Cambrian /kam"bree euhn/, adj. 1. Geol. noting or pertaining to a period of the Paleozoic Era, occurring from 570 million to 500 million years ago, when algae and marine invertebrates were the predominant form of life. See table under geologic time. 2. of or pertaining to Cambria; Welsh. n. 3. Geol. the Cambrian Period or System. 4. a native of Cambria; Welshman. [1580-90; < ML Cambri(a) Wales, Latinization of MWelsh Cymry Wales, lit. Welshmen (see CYMRY) + -AN] |
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