Definition (漠不关心)
used to express a complete lack of interest or concern about something or someone.
毫不在乎
"They canceled the meeting on Friday." "I couldn't care less."
"他们取消了星期五的会议。" "我一点也不在乎。"
"He's upset with what I said." "I couldn't care less."
"他对我说的话感到不开心。" "我一点也不在乎。"
I couldn't care less if she doesn't like my suggestions.
如果她不喜欢我的建议，我一点也不在乎。