activities to advertise something

a sales promotion 促销

There was a promotion in the supermarket and they were giving away free glasses of wine. 超市里有一项促销活动，免费品尝葡萄酒。

Obviously as sales manager he'll be very involved in the promotion and marketing of the product. 很显然，作为销售经理，他将积极参与这项产品的宣传和营销。

the act of encouraging something to happen or develop

the promotion of a healthy lifestyle 对健康生活方式的宣传推广

the act of raising someone to a higher or more important position or rank

Did Steve get/Was Steve given the promotion he wanted? 史蒂夫得到他梦寐以求的提升了吗？

The job offers excellent promotion prospects. 这份工作有很好的升迁机会。

If a sports team wins promotion, it moves to a higher division at the end of the season.

River Plate's win last night has considerably increased their chances of promotion this season. 河床队昨晚的胜利大大增加了他们本赛季晋级的可能性。