He works in advertising.

他从事广告业。

youdao

After the conversation, Ms. Miller talked with her husband, who works in advertising and was then a freelancer, about being the primary parent. He was on board.

这次谈话之后，米勒和她在广告行业做自由职业者的丈夫谈了这件事，表示想让他担起抚养孩子的主要职责，丈夫同意了。

youdao

Most of the responsibility falls to elder son Hisao, 50, who lives next door and works shortened hours in his brother's advertising firm so that he can devote more time to their mother.

CNN: Alone in the Big City