indifferent

他们对失业者的困境漠不关心。

They are ___indifferent to the plight of the unemployed.

他对她的感受漠不关心，这深深伤害了她。

He was ___indifferent to her feelings, which hurt her deeply.

她对环境问题漠不关心的态度令她的同事们感到惊讶。

Her ___indifferent attitude towards environmental issues surprised her colleagues.