完全没有教养英语怎么说

"完全没有教养"这个说法可以用"completely lacking in manners"或"completely ill-mannered"来表示。这个说法的来源可能源自于人们对礼貌、文明行为的观念。
下面是一些例句：
He was completely lacking in manners and would just eat with his hands at the table. 他完全没有教养，直接用手在餐桌上吃饭。
She was completely ill-mannered and would interrupt people constantly during conversations. 她完全没有教养，在谈话中不停地打断别人。
希望这些例句对你有帮助。