bak
（网上聊天时的用语）重新回到键盘旁（back at the keyboard的缩写）
written abbreviation for back at the keyboard: used when you return to a discussion in an internet chat room after you have left it for a short time
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。