One when she is laughing out of politeness .

一种是她不顾礼貌的放肆大笑。

The english of e-mail , twitter and text messaging is becoming far more mutually comprehensible than spoken english , which is fractured by differences in pronunciation , politeness and emphasis .

在电子邮件、推特和短信的使用中，英语正变得比口语还容易理解，并且不用过分纠结于发音，文雅的措词和重音上。

One of those advisers is jennifer gregan-paxton . Dr. gregan-paxton , program coordinator of the business school 's office of undergraduate advising , says she is impressed by the work ethic and politeness of her students from china .

其中一个顾问叫jennifergregan-paxton，jennifer博士是商务学校学生咨询办公室项目协调人，他说她被来自中国的学生的职业道德和有礼貌所感动。

A tip is a matter of politeness and shows your appreciation .

消费是礼貌的问题，同时还表示了你的感谢。

Do you feel interest or just politeness ?

你是觉得有趣还是仅仅处于礼貌？