《詩經》「居」字句共 37 見， 雖多數用義清楚，但仍有不少虛實難判，語義模 糊，訓解紛歧之情形。本文先將「居」字用法按虛實加以歸類，然後分別列出各家訓解歧見 句及意見，比較所言優缺得失，試圖提出較好之訓解。

　　　　　The character " 居 " (chu) occurs 37 times in Shih Ching (The Book of Songs). In most cases, its use and meaning are clear. However, there are some instances in which chu's semantic meaning and syntactic function are difficult to determine, Which have entailed various interpretations and disputes. This article categorizes chu's usage, lists important commentators' different interpretations, and compares and evaluates those interpretations, in order to provide a sond understanding of the character.