污秽的英文：
nasty
sordid
filthy

参考例句：

The slum area was sordid and filthy beyond belief.
该贫民区之污秽肮脏简直令人难以置信。

He wiped up the mess.
他把污秽擦掉了。

To make dirty or foul;pollute.
弄脏或使污秽;污染

bestial and sordid drunkenness.
肮脏污秽的醉酒。

Something filthy or disgusting.
秽物污秽或令人恶心的东西

A scurrilous rumour,attack,book
粗俗污秽的流言蜚语、攻击、书

Filth breeds disease and vermin.
污秽引起疾病和害虫。

He insulted others with filthy language.
他用污秽的语言侮辱人。

That the miraculous spring would wash away all defilement
奇妙的泉水会洗掉一切的污秽。

He lived in a sordid slum.
他生活在一个污秽的贫民窟。

nasty是什么意思：
adj. 令人讨厌的；险恶的，恶劣的；下流的；肮脏的
n. 令人不愉快的事物

The wind was still a nasty nip.
风依然是寒冷的。

This divorce could turn nasty.
这场离婚可能会撕破脸。

Buzz off, you nasty little child!
滚开，你这个讨厌的小鬼！

sordid是什么意思：
a. 肮脏的,不干净的,卑鄙的,恶劣的,可怜的,暗淡的

An obsessive observer of sordid or sensational subjects.
刺探隐秘者极喜欢观看下流或耸人听闻事件的人

sordidness, vice, deformity, did not offend him
肮脏，罪恶，丑恶都没有使他感到不舒服。

The washrooms were disagreeable, crude, if not foul places, and the whole atmosphere was sordid.
洗手间即使不算肮脏，也是粗陋不堪，空气污秽恶劣。

filthy是什么意思：
adj. 不洁的，污秽的；卑鄙的，不光明的

It is a filthy and vile book.
那是一部卑鄙龌龊的书。

The yard is filthy dirty.
这院子实在太脏了。

He is filthy rich.
他富得流油。