eaglestone

n. 牡丹石上的凝结小球

发音

UK /ˈiːɡl̩stəʊn/

词形变化

eaglestones 复数 eaglestones

别名

eagle-stone eagle stone

释义与例句

n.
  1. 1.

    A concretionary nodule of iron oxide with a loose kernel inside such that it makes a rattling noise, formerly used for magical or medicinal purposes.

词源

From eagle + stone, because it was said to be found in eagles' nests.

来源：wiktionary