Abstract: As an emerging discipline in the fields of applied linguistics and sociolinguistics，the study of linguistic landscape has attracted growing attention among applied linguists and sociolinguists，resulting in a considerable number of publications and promising a broad prospect for future research．This paper provides a comprehensive overview of the development，definitions and functions，common research areas，and implications of linguistic landscape．Eventually，the paper holds that exploration of linguistic landscape in China is still in its initial stage，and conducting empirical studies may help us better understand about linguistics landscapes in China．

Keywords: linguistic landscape; multilingualism; language policy

摘要： 语言景观研究是近几年国际应用语言学和社会语言学领域最为新颖和热门话题之一，已受到越来越多学者的关注，并取得了较为丰硕的成果，显示出了较好的发展前景。为此，本文对语言景观的源起、语言景观的定义及功能、研究中的常见主题进行了综合考察，展示了这一领域的研究概况。本文最后指出，语言景观研究在我国才刚刚引起关注，开展实证研究对了解我国的语言景观具有重要的现实意义和价值。

关键词: 语言景观, 多语言使用, 语言政策