没有礼貌

• have no manners

例句

1. 他没有礼貌让我心烦。
   His bad manners grate on my nerves.
2. 他们也不道个歉，真没有礼貌。
   They didn't even have the courtesy to apologize.
3. 我们必须知道别的国家的习俗，免得他们会认为我们是没有礼貌的。
   We must find out the customs of other countries, so that they will not think us ill mannered.