adj.无礼的，举止粗鲁的，不礼貌的

His constant interrupting during the meeting was thoroughly ill-mannered.
他在会议中不停地打断别人说话，非常没有礼貌。
The way she talked to the waiter was absolutely ill-mannered and disrespectful.
她对待服务员的态度极其无礼且不尊重。
It's ill-mannered to chew with your mouth open.
张嘴嚼东西是不礼貌的。
His refusal to acknowledge our presence was shockingly ill-mannered.
他无视我们存在的方式真是令人震惊的无礼。
Pushing past people in a queue is an ill-mannered act.
在队伍里推搡他人是不礼貌的行为。
She slammed the door without a word, displaying her ill-mannered nature.
她一言不发地砰地关上门，显露出她的无礼本性。
It's ill-mannered to check your phone during a conversation.
在谈话中查看手机是不礼貌的。
His constant belittling of others is a clear sign of ill manners.
他总是贬低他人，明显缺乏教养。
Refusing to say "please" and "thank you" is considered ill-mannered in any culture.
在任何文化中，不说“请”和“谢谢”都被认为是没礼貌的。
Interrupting someone when they're speaking is not only rude but also ill-mannered.
当别人在说话时打断他们，不仅是粗鲁的，也是无礼的。