- Tom没有礼貌。
Tom has no manners.
- 他一点礼貌也没有。
He has no manners at all.
- 她很有礼貌。
She has very good manners.
- 开口要有礼貌，不讲下流话。
One must be respectful when speaking, and not say obscene things.
- 指著别人是不礼貌的。
It is rude to point at others.
- 盯著别人看是不礼貌的。
It is rude to stare at someone.
- 边吃东西边谈话是非常没有礼貌的。
It is rude to talk when your mouth is full.
- 盯著陌生人看是不礼貌的。
It is rude to stare at strangers.
- 这是因为日本人和美国人对礼貌的观念有所不同。
This is because of the difference between Japanese politeness and American politeness.
- 否则，用左手传递食物会被认为是不礼貌的，因为左手是用来洗澡的。
Otherwise, it is considered impolite to pass food with the left hand, because the left hand is used for bathing.
