“留下污渍”常见的英文表达是 leave a stain 或 leave stains。
leave a stain:强调留下单个污渍。例如:The coffee left a stain on the white shirt.(咖啡在那件白衬衫上留下了一个污渍。)
leave stains:侧重于留下多个污渍。例如:The muddy shoes left stains all over the floor.(那双沾满泥的鞋子在地板上留下了好多污渍 。)