discourteous是什么意思

adj.失礼的,无礼貌的

1、It is discourteous to interrupt someone while they are speaking.
当别人正在说话时打断是失礼的。
2、He was reprimanded by the teacher for his discourteous behavior towards his classmates.
他因对同学们的不礼貌行为受到老师的训斥。

不礼貌的；粗鲁的；失礼的。