Lias

[laiәs]

解釋/意思:

(n.) The lowest of the three divisions of the Jurassic period; a name given in England and Europe to a series of marine limestones underlying the Oolite. See the Chart of Geology.

杰弗里校對

解釋/意思:

n. (geol.) a formation of argillaceous limestone &c. underlying the oolitic system.—adj. Lias′sic pertaining to the lias formation.

編輯:兰德尔