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.
Yes, and we must stop people walking on this floor until it's firm. It may be necessary to put up a notice saying Keep off. Another thing, we' ll have to drill a hole in the wall for the electric wires.