毫不关心

• care naught for
• have no concern for

例句

1. 我即使死了他也毫不关心。
   I might as well be dead for all he cares.
2. 可以看出他对那孩子毫不关心。
   He exhibited total lack of concern for the child.
3. 他对舆论毫不关心。
   He cares not a whit for public opinion.