cold-blooded
US /ˈkoʊldˌblʌdɪd/
UK /ˈkoʊldˌblʌdɪd/

1.
냉혈의, 변온의
having a body temperature that changes with the temperature of the surroundings
:
•
Reptiles are cold-blooded animals.
파충류는 냉혈 동물이다.
•
Fish are also cold-blooded creatures.
물고기도 냉혈 동물이다.