zhè / xiē / guò / shí / de / wén / jiàn / yǐ / jīng / méi / yǒu / yòng / le / zhǔn / bèi / fù / zhī / bǐng / dīng这些过时的文件已经没有用了,准备付之丙丁。These outdated documents are no longer useful and will be burned.