Carboniferous
/.kɑ:bә'nifәrәs/
中文释义
n. 石炭纪, 石炭层
a. 含碳或煤的
英文释义
n. from 345 million to 280 million years ago
a. of or relating to the Carboniferous geologic era
n. 石炭纪, 石炭层
a. 含碳或煤的
n. from 345 million to 280 million years ago
a. of or relating to the Carboniferous geologic era