reptilian

• 与爬行动物有关的或具有爬行动物特征的；常被隐喻性地用来形容冷酷、无情或狡猾的行为。

Relating to or characteristic of reptiles; often used metaphorically to describe cold, unemotional, or cunning behavior.

1. Relating to reptilesB2formalscientific

   Of or relating to the class Reptilia, which includes animals like snakes, lizards, turtles, and crocodiles.

   爬行动物的

   • The reptilian scales provide excellent protection.
   • Reptilian species are cold-blooded and rely on external heat sources.
   • The museum has a large collection of reptilian fossils.

   同义词reptilesaurian

2. Cold or unemotionalC1informal

   Resembling a reptile in being cold, unemotional, or calculating.

   冷血无情的

   • He gave her a reptilian stare that made her shiver.
   • The villain's reptilian smile revealed his cruel intentions.
   • Her reptilian calmness in the crisis was unsettling.

   同义词calculatingcoldcold-bloodeddetachedemotionlessfrigidimpassivepassionlessstonyunemotional

   反义词compassionateemotionalkindpassionatewarm

• 指爬行纲（Reptilia）的任何冷血脊椎动物，包括龟、蛇、蜥蜴、鳄鱼及其已灭绝的近亲。也可泛指爬行动物或像爬行动物的人。

A noun referring to any cold-blooded vertebrate of the class Reptilia, which includes tortoises, turtles, snakes, lizards, alligators, crocodiles, and their extinct relatives.

1. B2formalscientific

   Any cold-blooded vertebrate of the class Reptilia, including tortoises, turtles, snakes, lizards, alligators, crocodiles, and extinct forms.

   冷血脊椎动物

   • The zoo has a large collection of reptilians from around the world.
   • Reptilians are ectothermic, meaning they rely on external heat sources.
   • Many reptilians lay eggs on land, even if they live near water.

   同义词reptile