没心没肺的可以用
heartless 表示。
词汇解释：
heartless|ˈhɑ:tləs; 美 ˈhɑ:rt-|残忍的；狠心的；无情的
If you describe someone as heartless, you mean that they are cruel and unkind, and have no sympathy for anyone or anything.
双语例句：
● I couldn't believe they were so heartless.我无法相信他们竟如此狠心。
● It was a heartless thing to do. 这样做太残忍了。
●What a heartless thing to say!这么说话太无情了！
派生词：heartlesslyadv.heartlessnessnoun
木本色计
