filth

柯林斯词典

1. N-UNCOUNT Filth is a disgusting amount of dirt. 污物
Thousands of tons of filth and sewage pour into the Ganges every day. 每天都有成千上万吨的污物和污水排入恒河。
2. N-UNCOUNT People refer to words or pictures, usually ones relating to sex, as filth when they think they are very disgusting and rude. 下流话; 淫秽图片[表不满]
The dialogue was all filth and innuendo. 这段对话全是下流的言辞和影射。