He was sure that the casualness of the gesture was deliberate.

他确信那似乎漫不经心的姿态是有意装出来的。

《牛津词典》

Don't hurry, the best always come out casualness.

不要着急，最好的总会在最不经意的时候出现。

youdao

I feel my talents are more than worth any casualness.

我觉得我的才能比休闲更有价值。

youdao

I feel my talents are more than worth any casualness.

我觉得我的才能比休闲更有价值。

youdao