indifference /ɪnˈdɪfərəns/ noun Learner's definition of INDIFFERENCE
: lack of interest in or concern about something : an indifferent attitude or feeling冷漠;漠不关心;无动于衷 [noncount]
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often + to -
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。
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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。
[singular]