glass sponge
短语玻璃海绵
词形变化
glass sponges
复数
glass sponges
释义与例句
n.
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1.
Any organism of the class Hexactinellida of sponges, which has a skeleton made of four-pointed or six-pointed siliceous spicules.
1996, Carroll Lane Fenton, Pat Vickers Rich, Mildred Adams Fenton, Thomas H. V. Rich, The Fossil Book: A Record of Prehistoric Life, Revised Edition 1989, New Corrections 1996, page 114, Glass sponges are rare in the Ordovician and Silurian but are preserved in enormous numbers in Late Devonian formations of western New York.