unconcerned

形容词 unconcerned:

1. lacking in interest or care or feeling
2. easy in mind; not worried
3. not occupied or engaged with

1. He seems unconcerned, but nothing escapes his attention.
   别看他大大咧咧的，什么事他都很在心。
2. Seeming to be coolly unconcerned or indifferent.
   漠不关心的，冷淡的看上去漠不关心的或冷淡的
3. Most tourists were unconcerned at the poor weather.
   那些游客大多没把坏天气放在心上。
4. I am unconcerned with questions of religion or morality.
   我对宗教问题和道德问题不感兴趣。