父母雙職工無法照顧孩子，不少爺爺奶奶們就承擔起了照顧孫輩的工作，他們不僅操心費力，有時候還要額外搭錢補貼子女的小家庭。

Granny nanny is a grandmother who cares for her grandchildren while their parents are working.
奶奶保姆指的是在兒女上班時，承擔起照顧孫子孫女工作的祖母或外祖母。

Families squeezed by falling real incomes and rising childcare costs are increasingly relying on the generosity of ‘granny nannies’ to help them out.
因為實際收入下降和育兒成本上升而在經濟上捉襟見肘的家庭越來越依賴于奶奶保姆的大方來幫助他們。

The term granny nanny can also refer to a nanny (that is, a non-relative hired to care for one’s children) who is a senior or to a person hired to care for a senior.
奶奶保姆還可以指雇來照顧孩子的非親屬年長保姆，或者雇來照顧老年人的保姆。

The nation’s granny nannies carry out ￡22,000 worth of unpaid chores over the summer holidays, a study has revealed.
調查顯示，英國的奶奶保姆們在暑假期間完成了價值2.2萬英鎊的無薪家務勞動。

（中國日報網英語點津 yaning）