No complex query language has to be learned or special-purpose user interfaces developed for the end-user to make use of this functionality.

为了使用这个功能，最终用户不需要学习复杂的查询语言，也不需要为他们开发特殊用途的用户界面。

youdao

The language includes the notion of batch program, which can be generated to run without end user interaction, for example, to produce reports or to batch database or files loads and updates.

该语言包含了批处理程序的概念，举例来说，可以在没有终端用户交互的情况下生成并运行批处理程序，从而生成报告，或者批处理数据库或文件的加载和更新。

youdao

So when the user changes the language, it can automatically be retrieved from the cache, without doing a remote call to the back end.

所以，当用户改变语言时，它会自动从缓存中被检索，而不需要对后端进行远程调用。

youdao

These so-called end user licence agreements (EULAs) should be expressed in "plain, intelligible language", they say.

BBC: calculator and pen