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Lower Carboniferous的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects
Lower Carboniferous的用法和樣例：
例句
- Yamansu Formation of the Lower Carboniferous comprises the main ore-bearing formation in the Xiaoshitouquan ore district.
摘要小石頭泉礦區主含礦層為下石炭統雅滿蘇組第二亞組，火山穹隆及伴生斷裂為主要的控礦構造。
