他外表冷漠，心地却十分善良。

Beneath his gruff exterior, he's really very kind-hearted.

《牛津词典》

其实不然，这些外表冷漠、穿着时尚的年轻人其实内心有着巨大的能量。

However, this is not the case. Those indifferent young people in fashionable clothes actually bear great energy in their inner heart.

youdao

她养成一副冷漠的外表。

She had developed a shell of indifference.

《牛津词典》