band-aid solution

band-aid其实是一个创可贴品牌的名字，就像创可贴起到应急的作用一样，band-aid solution就是一个应急的解决办法

a temporary solution that does not deal with the cause of a problem

权宜之计

Tax credits given to students are merely a band-aid solution to the rising cost of getting an education.

减免学生的课税只是应对教育费用上涨的一个权宜之计。