The Page Language Default setting is the first dropdown on the Application TAB.

页面默认语言的设定就在“应用程序”属性页的第一个下拉列表中。

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It is often a lingua franca of conferences, for example, and many journal articles in fields as diverse as astronomy, child psychology and zoology have English as a kind of default language.

例如，英语经常是各种会议的通用语，天文学、儿童心理学和动物学等领域的许多期刊文章都将英语作为一种默认语言。

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Similar to setting the default language for the knowledge base, you also need to set the decision plan's default language to Chinese too.

与设置知识库的默认语言相同，也可以将决策计划的默认语言设置为中文。

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Try to enroll in Mandarin classes before you go (Mandarin Chinese is the default language in almost every part of China), or try to teach yourself some of the basics -- the BBC website has a decent introduction to learning Chinese.

CNN: 5 top tips for China first-timers

So, to put it in very plain language, we would default.

WHITEHOUSE: Press Briefing

The string of hacks have primarily exploited vulnerabilities in the programming language Java, which is installed on most computers by default.

CNN: Facebook hacked, says no user data compromised