The study of manuscripts or printings to determine the original or most authoritative form of a text, especially of a piece of literature.校勘学：为确定文本最初或最具权威形式的关于手稿或印刷品的研究，尤指文学作品
Literary criticism stressing close reading and detailed analysis of a particular text.校勘：重点在于研读和详细分析某一原文的文学批评