She works in sales and marketing.

她在市场营销部工作。

Until 1983 he worked in sales and marketing.

到1983年为止他一直供职于市场营销部。

Mike: Why not sales and marketing?

迈克：销售与市场营销怎么样？

Who is the head of sales and marketing?

谁是销售和市场部主管？

Mr Gong is the head of sales and marketing.

宫先生是销售和市场部主管。