To expedite the application process, it is strongly recommended that all undergraduate students (both freshmen and transfer) who have attended high school, post-secondary educational institutions and colleges or universities outside the United States use World Education Services to complete the required professional credential evaluation of all academic work completed. A “detailed” or “course-by-course” evaluation, including a calculated grade point average (GPA) and WES certified copies of official documents, is required for all work completed in a country other than the United States.最后的required怎么 理解