spread something over something
phrasal verb with spread verb [ I or T ] uk/spred/ us/spred/ spread
C2 使…分期完成;使…分次进行;分摊
to arrange for something to happen in stages during a period of time
The course is spread over two years. 课程两年完成。
The repayments on the loan can be spread out over three years. 这笔贷款可以在3年内分期偿还。