| 释义 |
bi·o·strome
\ˈbīəˌstrōm\ noun
(-s)
Etymology: bi- (II) + Late Latin stroma coverlet, from Greek strōma bed, mattress
: a distinctly bedded or broadly lenticular body of rock composed mainly of the remains of sedentary organisms (as shell beds, crinoid beds, or coral beds) — compare bioherm |