Just let nature take its course.

就顺其自然吧。

《牛津词典》

With minor ailments the best thing is often to let nature take its course.

对于小病，往往最好是听其自然。

《牛津词典》

We also urge fans to be patient to allow the negotiations to take its course.

我们也迫切希望球迷们能够耐心的让谈判能够进行下去。

youdao

Alternatively, they could have given him placebos instead and allowed nature to take its course.

CNN: BEYOND POL POT

We should just let the market take its course, let GM, let Chrysler go bankrupt.

WHITEHOUSE: An Auto Industry on the Move

But she warned against reprisals against whites, saying the law would take its course.

BBC: Mandela warns ghosts of apartheid haunting S Africa