indifference

She was amazed that some people could watch the trial with indifference.她对有些人能无动于衷地观看这场审讯感到大为吃惊。

You can go or you can stay. It's a matter of complete indifference to me. [=I do not care at all if you go or stay]你走也好留也罢，我完全无所谓。

The government has shown complete/utter indifference to the struggles of organized labor.政府对有组织的工人抗争表现得一点也不关注。

She watched them with a cool indifference.她冷漠地看着他们。