Over the long term, a swap of some kind is clearly in the public interest.

从长远看，有些交换显然是为了公共利益。

Next week they will swap places and will repeat the switch weekly.

下周他们将互换位置，以后每周换一次。

I know a sculptor who swaps her pieces for drawings by a well-known artist.

我知道有个雕塑家用她自己的作品去换一位著名画家的画作。

Despite the heat, he'd swapped his overalls for a suit and tie.

尽管天气炎热，他还是把工作服换成了西装和领带。

He has swapped his hectic rock star's lifestyle for that of a country gentleman.

他一改摇滚明星紧张忙碌的生活方式，成为一名乡村绅士。