新来的秘书学习了办公室内的程序。
Procedure the new secretary learned the procedure in the office.
检查各办公室内的卫生情况，发现不卫生随时清理。
Check the office health situation, found that the not clear health at any time.
我的信箱里有很多办公室内的和办公室之间的信件和备忘录。
My mail slot has a lot of intra-office and inter-office letters and memos.
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