Cambrian

['kæmbriən]

解释:

(noun.) from 544 million to about 500 million years ago; marine invertebrates.

校对:罗伯特--From WordNet

解释:

(a.) Of or pertaining to Cambria or Wales.

(a.) Of or pertaining to the lowest subdivision of the rocks of the Silurian or Molluscan age; -- sometimes described as inferior to the Silurian. It is named from its development in Cambria or Wales. See the Diagram under Geology.

(n.) A native of Cambria or Wales.

(n.) The Cambrian formation.

录入:库尔特

同义词及近义词：

a. Welsh.

n. Welshman, Cambro-Briton.

手打:梅尔瓦

解释:

adj. pertaining to Cambria or Wales: Welsh: the name given by Sedgwick in 1836 to a group or series of sedimentary deposits which come next in order to the Arch鎍n System.—n. an inhabitant of Cambria or Wales.

录入:维维恩