形容詞 cold-blooded:

1. without compunction or human feeling
   同義詞：cold, inhuman, insensate
2. having cold blood (in animals whose body temperature is not internally regulated)

1. Reptiles are cold-blooded.
   爬行動(dòng)物是冷血的。

cold-blood.ed

adj.（形容詞）

Lacking feeling or emotion:
無情的：缺乏情感或熱情的：
例句：
a cold-blooded killer.
一個(gè)冷血?dú)⑹?/br>
Executed without feeling or emotion:
殘酷的：毫無感情地進(jìn)行某項(xiàng)活動(dòng)：
例句：
a cold-blooded crime; a cold-blooded performance of the concerto.
殘酷的罪行；毫無激情的協(xié)奏曲演奏會(huì)

Ectothermic.
變溫動(dòng)物的，冷血的

【引伸】
cold.-blood.edly
adv.（副詞）
cold.-blood.edness
n.（名詞）