discourteous
adj. 失礼的，无礼貌的；粗鲁的
例句
He didn't wish to appear discourteous.
他不想显得没礼貌。
《牛津词典》
I was offended by his discourteous reply.
他无礼的回答使我很生气。
His discourteous behavior can't be forgived.
他的举止失礼是不能原谅的。
