The design rules and the structure of the EFIS software are analyzed. The class and message mechanism of the software are introduced.

分析了电子飞行仪表系统软件设计的原则和结构，介绍了软件的类和消息机制。

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The president's message to students was simple: study hard,pay attention in class and embrace the opportunity to learn.

VOA: standard.2009.09.08

"Let's the say you're the chairman of HSBC and you're traveling in first class with us and we need to convey a message to you, " he said.

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The conservative intelligentsia not only helped to craft a message that resonated with working-class Democrats, a message that emphasised entrepreneurialism, law and order, and American pride.

ECONOMIST: Political parties die from the head down

It would be rude to be speaking to someone face-to-face then answer a phone call, but I can be talking to someone, or even sitting listening to a professor in a class, and also quickly answer a text message at the same time.

FORBES: Young People, Stop Just Texting Me and Give Me a Call Once in a While PLZ! Part Deux