Quaternary
/ˈkwɑ.tɚˌnɛɹ.i/
意思 1
the latest geological period in Earth's history
“Fossils from the Quaternary provide important clues.”
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意思 2
The most recent geological time period.
“We found fossils from the Quaternary period in the cave.”
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意思 3
Relating to four parts or groups.
“The quaternary colors brightened the artist’s palette.”
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