Definition: to help someone avoid having to do something Level: C1
点外卖会让我们免于准备晚餐。
Ordering takeaway will ___save us having to prepare dinner.
网上银行让客户免于去银行。
Online banking ___saves customers ___from having to visit the bank.
雇一个清洁工让她免于花几个小时打扫房子。
Hiring a cleaner ___saved her ___from spending hours cleaning the house.
