indifference
/ɪnˈdɪfrəns; ɪn`dɪfrəns/ n[U]
~ (to sb/sth) state of being indifferent; absence of interest, feeling or reaction 漠不关心; 冷淡; 无兴趣、 感觉或反应
He treated my request with indifference. 他对我的请求置若罔闻.
It's a matter of complete indifference to me, ie I do not care about it. 这件事对我来说完全无所谓.
her indifference to their appeals 她对他们的请求所抱的漠不关心的态度.