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carboniferous是什么意思

carboniferous

美[ˌkɑːrbə'nɪfərəs]  英[ˌkɑːbə'nɪfərəs]
n.  石炭纪;石炭层
adj.  含碳或煤的;石炭纪的
  近义词:carboniferousperiod,carbonic,carbonous,carbonaceous,

英英释义

Noun
  1. from 345 million to 280 million years ago
Adjective
  1. of or relating to the Carboniferous geologic era;

    "carboniferous rock system"

  2. relating to or consisting of or yielding carbon

例句

用作名词(n.)
  1. In Early Carboniferous, Tianshan mountains entered an intraplate evolution stage.从石炭纪开始天山地区进入陆内演化阶段。
  2. The Characteristics of Carboniferous strata and milleral resources in Guangxi were briefly in troducted.概要介绍广西石炭纪地层特征及矿产资源。
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