They have an au pair living in.

他们有个换工姑娘住在家里。

《牛津词典》

To become an Au pair changed me to a better person and I will never forget my year.

做互惠生后让我成为一个更优秀的人，并让我永生难忘。

youdao

Officially an au pair girl is supposed to live as one of the family, receiving her keep, entertainment and pocket money.

从官方角度来说，换工女孩作为家庭一员一起生活，那生活费，有娱乐和零花钱。

youdao

Agency placement is a better choice for acquiring an au pair position for both safety reasons and to aid with acquiring your work permit.

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With six bedrooms, the 1910 home also features an indoor basketball court, wine cellar, elevator, a one-bedroom au pair suite and top-level terraces with views of the San Francisco Bay and Golden Gate Bridge.

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