Last Updated：2025/12/08
Sentence
地質学者は恐竜の絶滅の終わりを論じる際に、しばしば白亜紀-第三紀境界の大量絶滅事象に言及します。
Quizzes for review
Geologists often refer to the mass extinction event at the K-T boundary when discussing the end of the dinosaurs.
See correct answer
Geologists often refer to the mass extinction event at the K-T boundary when discussing the end of the dinosaurs.
音声機能が動作しない場合はこちらをご確認ください
Related words
K-T
Proper noun
alt-of
alternative
Japanese Meaning
地質学における『K-T』は、白亜紀と第三紀の境界、すなわち白亜-第三紀境界（後にK-Pg境界と呼ばれる）を示す別表記です。
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
