fall through phrasal verbphr v FAILif an agreement, plan, sale etc falls through, it is not completed successfully 〔协议、计划、销售等〕失败，告吹 The studio planned to make a movie of the book but the deal fell through. 电影公司计划把那本书拍成电影，但是没有谈成。
fall through• It was unbelievable -- it took two years to set the whole thing up and it fell through at the last minute!• The deal fell through because they couldn't get enough money from the bank.
→ fall through at fall1(PHRASAL VERB)