毫不在意

tā duì gǎi biàn jì huà sì hū háo bù zài yì

她对改变计划似乎毫不在意。

She didn't seem perturbed at the change of plan.

tā wēi xiào zhe duì tā lěng mò de yǔ diào háo bù zài yì

他微笑着，对她冷漠的语调毫不在意。

He smiled, apparently unaffected by her formal tone.