网站首页 词典首页
A string of characters attached to a filename, usually preceded by a full stop and indicating the format of the file.
A group of letters occurring after a period in a file name, indicating the format of the file.
双龙斋书画网英语在线翻译词典收录了464360条英语词汇在线翻译词条,基本涵盖了全部常用英语词汇的中英文双语翻译及用法,是英语学习的有利工具。