I'm sorry, Li Jia. I dirtied your book.对不起, 李佳, 我将你的书弄脏了.The children have dirtied up their clothes in that mud.孩子们在泥淖里把衣服弄得脏透了.A girl's room should not be dirtied,'she said indignantly. "天云说, “ 不能弄脏女孩子的屋子...

v.弄脏( dirty的过去式和过去分词 )...

dirtied的音标：...