All her letters were carefully filed away in folders...她所有的信件都整齐地放在文件夹中。He sorted the materials into their folders...他把材料分门别类放进了文件夹。By insertion of photocopies, all folders can be maintained complete with little extra ef...
All her letters were carefully filed away in folders.她所有的信件都整齐地放在文件夹中。He sorted the materials into their folders.他把材料分门别类放进了文件夹。By insertion of photocopies, all folders can be maintained complete with little extra effort...