He shrugged indifferently.

他满不在乎地耸了耸肩。

《牛津词典》

"Not that it matters," said Trujillo indifferently.

“它倒不是那么重要”，特鲁希略漠然地说。

《柯林斯英汉双解大词典》

He answered as indifferently as he had spoken before.

他用和之前一样淡漠的语气回答。

youdao

Any realistic assessment of Egypt's "opposition" shows it to be weak, disorganised, and indifferently led.

CENTERFORSECURITYPOLICY: How to make Egypt safe for democracy

They replied indifferently that many people had access to a manuscript at various stages prior to printing.

NEWYORKER: ?lvaro Rousselot��s Journey

Some of the same people who treat passerby in the street indifferently, welcome cabin-mates as if in their own home.

BBC: Riding the virtual Trans-Siberian