scaglia

n. [地]亚平宁页岩( 一种深色微粒略含钙质的页岩)

释义与例句

n.
  1. 1.

    A reddish variety of limestone.

    不可数

词源

Borrowed from Italian scaglia (“a scale, a shell, a chip of marble”). Doublet of scale and shell.

来源：wiktionary