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Ordovician的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
Noun:
-
from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds
Ordovician的用法和樣例：
例句
用作名詞 (n.)
- This was the result from the large-scale regression in the Late Ordovician.
這是奧陶紀晚期大規模海退的結果。 - Major hydrocarbon source rocks are in the Cambrian and Ordovician.
寒武-奧陶系烴源巖是該區主力烴源巖;
詞匯搭配
- Lower Ordovician 早奧陶世
- Ordovician period 奧陶紀
- Upper Ordovician 晚奧陶世
- the Ordovician 奧陶紀
