noun🔗Share恐竜In scientific usage, any of the animals belonging to the clade Dinosauria, especially those that existed during the Triassic, Jurassic and Cretaceous periods and are now extinct."Many children are fascinated by dinosaurs, especially the huge ones that lived millions of years ago. "多くの子供たちは恐竜、特に何百万年も前に生きていた巨大な恐竜に魅了されています。animalsciencebiologygeologyhistoryChat with AIVocabulary GamePractice Reading
noun🔗Share恐竜In non-scientific usage, any non-avian dinosaur."My son loves dinosaurs, especially the ferocious ones. "私の息子は恐竜、特に凶暴な恐竜が大好きです。animalbiologynaturesciencegeologypastChat with AIVocabulary GamePractice Reading
noun🔗Share恐竜Any extinct reptile, not necessarily belonging to Dinosauria, that existed between about 230 million and 65 million years ago."Many children are fascinated by dinosaurs and enjoy learning about the different kinds that lived long ago. "多くの子供たちは恐竜に魅了され、ずっと昔に生きていたさまざまな種類について学ぶことを楽しんでいます。animalbiologygeologyhistorynaturesciencepastorganismChat with AIVocabulary GamePractice Reading
noun🔗Share時代遅れの人、頑固者A person or organisation that is very old, has very old-fashioned views, or is not willing to change and adapt."The school's administration is a bit of a dinosaur when it comes to technology; they refuse to adopt online learning platforms. "学校の管理者はテクノロジーに関しては時代遅れで、オンライン学習プラットフォームの導入を拒否しています。attitudeorganizationpersonbusinessindustrysocietyageChat with AIVocabulary GamePractice Reading
noun🔗Share恐竜、時代遅れAnything no longer in common use or practice.""Using floppy disks to save computer files feels like working with dinosaurs; nobody does that anymore." "フロッピーディスクを使ってコンピューターファイルを保存するのは、時代遅れの恐竜と仕事をしているようなものだ。もう誰もそんなことはしない。historypastChat with AIVocabulary GamePractice Reading
