Professor M.A.K. Halliday is one of the leaders of current linguistics

also the father of SFL (Systemic Functional Grammar) and the founder of the register theory. The three variables of register theory are field

tenor and mode

which have their own feature lexically

sententially and from other linguistic aspects. In Charlotte’s Web

the different relationship of animals

their own characteristic and the utilization of different rhetorical level made the work more suitable to be analyzed form the perspective of register theory. Analyzing the language of the translation of CL (Children’s Literature) and taking Ren Rongrong’s Chinese version of Charlotte’s Web with detailed examples

the author of this thesis makes analysis of the examples from the aspect of dialogues and descriptive discourses. It is hoped that the thesis is helpful for the readers to understand the translator’s intention and comprehend the image in the book.