财务审查必须在下周一董事会召开之前完成。

The financial review must be completed ___prior ___to the board meeting next Monday.

所有旅行者都必须在计划出发日期之前尽早提交签证申请。

All travelers are required to submit their visa applications well ___prior ___to their intended departure date.

该软件在向公众正式发布之前要经过严格的测试。

The software undergoes rigorous testing ___prior ___to its official release to the public.