geode

英 ['dʒiːəʊd] 美 ['dʒiːoʊd]

• n. 晶洞；异质晶簇

英英释义

Noun:

1. (mineralogy) a hollow rock or nodule with the cavity usually lined with crystals

经典引文

• An aphorism..has been forming itself in one of the blank interior spaces of my intelligence, like a crystal in the cavity of a geode.

  出自： O. W. Holmes