doublure

/duh-bloor, doo-; French doo-blyr/US // dəˈblʊər, du-; French duˈblür //UK // (dəˈblʊə, French dublyr) //

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Definitions

n.名词 noun

1
plural dou·blures [duh-bloorz, doo-; French doo-blyr]. /dəˈblʊərz, du-; French duˈblür/.
- : an ornamental lining of a book cover.

Doublure, the inside face of the boards, especially applied to them when lined with leather and decorated.
Width of doublure of front of cephalon on median line, 17 mm.; length of hypostoma, 20 mm.
Since the front of the hypostoma is attached to this doublure, it stands high up within the vault and under the glabella.
They occur near the anterior margin of the segment, and near the inner end of the doublure.
It is also known that the epistoma is narrower and more firmly fused into the doublure in later than in earlier species.