indifference
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.
Officials used to have trouble with the foreign names of people passing through Ellis Island, and because they were so busy, many people's names got changed in the rush.