语言学
中古英语
In Middle English, the s in se turned into p. During the late Middle Ages, pat was used equally as that today.
在中古英语后期,“pat”一词被广泛使用,相当于今天的“that”。
中世纪英语
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。