not care a darn

• 毫不在乎；认为无关紧要

not care a darn的用法和样例：

例句

1. Since I am not crazy, I do not care.
   既然我没有发疯，我就毫不在乎。
2. He doesn't give a damn about it.
   对于那件事他毫不在乎。