The Groff distribution includes the groff front-end tool, the troff back-end typesetting engine, and various adjunct tools, which are used in this tutorial.

Groff 分发版中包括 groff 前端工具、troff 后端排版引擎和本教程中使用的各种附属工具。

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This tutorial provides an introduction to using the Groff (GNU Troff) document-preparation system.

本教程提供了使用 Groff (GNU Troff) 文档准备系统的简介。

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The main objective of this tutorial is to introduce you to Groff, an open source system for document preparation.

本教程的主要目标是介绍 Groff，一种用于文档准备的开放源码系统。

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"Rice was a staple of many of their home foods, " Groff said of the students.

CNN: New York school goes all-vegetarian

Groff had the opportunity to meet Woodstock co-founder Michael Lang, whom he plays in the movie.

CNN: 'Taking Woodstock' cast lured in by Lee

Following the announcement this week, Groff said he was welcomed into a PTA meeting with roaring applause.

CNN: New York school goes all-vegetarian