To keep people waiting for long time is a behavior of breach of etiquette.
To keep people waiting for long time is an impolite behavior.
To keep people waiting for long time is fairly rude.
英语,让别人久等是不礼貌的行为
To keep people waiting for long time is a behavior of breach of etiquette.
To keep people waiting for long time is an impolite behavior.
To keep people waiting for long time is fairly rude.