late 12c., fulthe, "corrupt, sinful," from filth + -y (2). Meaning "physically unclean, dirty, noisome" is from late 14c. Meaning "morally dirty, obscene" is from 1530s.
In early use often hardly more emphatic than the mod. dirty; it is now a violent expression of disgust, seldom employed in polite colloquial speech. [OED]
Related: Filthily; filthiness.
实用例句
1. The city's streets are filthy and choked with exhaust fumes.
那座城市的街道肮脏不堪，弥漫着令人窒息的废气。
来自柯林斯例句
2. He never washed, and always wore a filthy old jacket.
他总是穿着一件从来不洗的脏兮兮的旧夹克。
来自柯林斯例句
3. Apparently, well known actors were at these filthy parties.
听说有些知名演员也参加了这些下流的聚会。
来自柯林斯例句
4. My own house feels as filthy and chaotic as a bus terminal.
我自家的房子感觉又脏又乱，活像公共汽车终点站。
来自柯林斯例句
5. The best housing they could afford was crowded and filthy.
