coccolith.
/kok-uh-lith/US // ˈkɒk əˌlɪθ //UK // (ˈkɒkəlɪθ) //
椰石,茧石,椰壳岩,椰壳石
Definitions
n.noun · 名词
- 1.
- ›a microscopic calcareous disk or ring making up part of the covering of certain marine plankton and forming much of the content of chalk rocks.
Level 4More words in c →