stay-at-home mom不是呆在家里的妈妈，而是全职妈妈；家庭主妇。

【例句】
The Byrds are saving on child care costs since Gabriela is a stay-at-home mom.
自从加芙在家中担任全职妈妈以来伯德一家一直为了儿童保育成本省吃俭用。

I was a stay-at-home mom until 2021 when my husband lost his job.
2021年我丈夫失业之前，我一直是个家庭主妇。