Experience at many institutions has shown that too often foreign students who are uncertain about some matters hesitate to approach a college official for clarification until that matter has built up into a problem of major proportions.

• 许多学校的经验说明，外国学生往往对有些事拿不定主意，却又犹豫着不去请校方人员阐明，直到酿成了一个大问题才去。