The Jech Doab, can be classified as one of the main region of Punjab. Punjab historically has been divided into regions based on its various rivers, since the name Punjab is based on its 5 main rivers.
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。