dinosaur

• 名词，指中生代（三叠纪、侏罗纪和白垩纪）生活的一类已灭绝的陆生爬行动物；也引申指过时、落伍的人或事物。

A noun referring to any of a diverse group of extinct terrestrial reptiles that lived during the Mesozoic era.

1. Extinct reptileA2formalscientific

   Any of a diverse group of extinct terrestrial reptiles that lived during the Mesozoic Era, known for their large size and varied forms.

   已灭绝的爬行动物

   • The Tyrannosaurus rex was one of the largest carnivorous dinosaurs.
   • Fossils of dinosaurs have been found on every continent.
   • Children often learn about dinosaurs in school.

2. Outdated person or thingB2informal

   A person or thing that is considered old-fashioned, outdated, or no longer relevant.

   老古董

   • He's a dinosaur when it comes to using modern technology.
   • That old computer is a dinosaur; it can't run any new software.
   • Some people view traditional methods as dinosaurs in the digital age.

   同义词antiquefossilfuddy-duddyhas-beenrelic

   反义词innovatormodern