本书内容丰富全面，基本概念的讲解非常细致，深入浅出。各种功能和命令的介绍，都配以大量的实例操作和详尽的解析。本书是初学者学习Linux不可多得的一本入门好书。(The book is rich and comprehensive. The explanation of the basic concepts is very detailed. The introduction of various functions and commands is equipped with a large number of examples and detailed analysis. This book is a rare book for beginners to learn Linux.)