他冷淡地回应传闻。

Tā lěngdàn de huíyìng chuánwén.

He responded indifferently to the rumor.

他的反应冷淡。

Tāde fǎnyìng lěngdàn.

He had a cold reaction.

她的态度总是很冷淡。

Tāde tàidu zǒngshì hěn lěngdàn.

Her attitude is always indifferent.