v.弄污，弄脏，诽谤，污蔑

原形：befoul第三人称单数：befouls过去式：befouled过去分词：befouled现在分词：befouling

The river had been befouled by years of industrial waste, making it unsuitable for swimming or drinking.
这条河因多年的工业废水污染变得肮脏不堪，无法供游泳或饮用。
The once pristine beach had been befouled by plastic debris after a recent storm.
那个原本洁净的海滩在最近的暴风雨后被塑料垃圾玷污了。
His reputation was befouled by allegations of embezzlement.
他因涉嫌贪污的指控而名誉扫地。
The artist's masterpiece was unfortunately befouled by a clumsy vandal's graffiti.
这位艺术家的作品不幸被一个粗心的涂鸦者破坏了。
The air in the city center was heavily befouled by smog, causing respiratory problems for many residents.
城市中心的空气因烟雾严重污染，导致许多居民出现呼吸道问题。
After the concert, the stage was befouled with discarded food and empty bottles.
音乐会结束后，舞台上满是丢弃的食物和空瓶子。
The politician's campaign promises were quickly befouled by scandal and corruption charges.
这位政治家的竞选承诺很快因丑闻和腐败指控而变得名誉扫地。
The pristine snow on the mountain peak had been befouled by careless campers leaving behind trash.
山顶上那片纯净的雪被粗心的露营者留下的垃圾弄脏了。
The garden's beauty was severely befouled by the invasive species that had taken over.
花园的美景被入侵的外来物种严重破坏。
The once-clear water supply was befouled by the nearby chemical plant's leaks, forcing residents to find alternative sources.
附近的化工厂泄漏污染了原本清澈的水源，居民被迫寻找其他供应。