stromatolite

/stroh-mat-l-ahyt/US // stroʊˈmæt lˌaɪt //UK // (strəʊˈmætəˌlaɪt) //

叠层石,叠层岩,叠层岩石,叠层石英

Definitions

n.名词 noun

1
Geology.
- : a laminated calcareous fossil structure built by marine algae and having a rounded or columnar form.