foul
单词辨析：
〔辨析〕
最普通用词，指不干净的、沾满污物的。
〔例证〕
Your hands are dirty.
你的手脏兮兮的。
The man in a dirty coat is a miner.
那个穿着一件脏外套的人是个矿工。
〔辨析〕
指某处满是灰尘或尘土飞扬的。
〔例证〕
a dusty street
满是灰尘的街道
Clean the dusty windows before you move out.
搬出去之前把灰尘覆盖的窗户擦干净。
〔辨析〕
指由于东西腐烂、发出恶臭等而污浊不堪的。
〔例证〕
a foul pond
发出恶臭的池塘
The foul air in the tunnel almost suffocated him.
隧道里的污浊空气差点让他窒息而亡。
相关例句：
Two oil-related accidents near Los Angeles have fouled the ocean and the skies there.
发生在洛杉矶附近的两起漏油事故已经污染了那里的海洋和天空。
He had a foul mouth.
他爱说脏话。
When he came back, he was in a foul mood
他回来时，心情糟透了。
The language is foul and the violence horribly realistic.
语言污秽，暴力场面非常写实。
Players were warned twice for foul play.
运动员们因为犯规动作被警告了两次。
The smell was quite foul.
臭气熏天。