They are doing a special promo this week. Food is half-price before 8pm.

他们这周在搞一个促销。菜品晚上八点前都半价。

He races his cars, and rents them out for film, TV, and promo videos.

他用自己的车参加比赛，也用于出租拍电影、电视和广告片。

My promo code is invalid????

我的促销代码无效？？？？

Promo site for Advertising agency from Poland.

现场广告促销从波兰机构。

How can I get the promo posters from the show?

我怎么才能得到这部剧的促销海报呢？

Send them your promo link and invite them the join.

给他们发送的促销环节，并邀请他们加入。