一打开冰箱，我就被腐烂鱼的恶臭熏到了。

Upon opening the fridge, I was hit by the ___foul smell of rotting fish.

尽管有清理努力，工业区的恶劣空气还是难以忍受。

Despite the cleanup efforts, the ___foul atmosphere in the industrial zone was unbearable.

池塘里的死水散发出难闻的气味，弥漫了整个花园。

The stagnant water in the pond gave off a ___foul odour that permeated the entire garden.