I-3：in cold blood 冷血

A:The murderer was sentenced to life imprisonment.

A:那个杀人犯被判处了无期徒刑。

B:It's a severe punishment, I think.

B:我想这是重刑惩治了。

A:Yeah, because he just killed a man in cold blood.

A:是呀!就因为他残忍地杀了一个人。

B:No wonder.

B:那就不足为奇了。