Choose a product or service then compare two organisations that produce it.

选定某种产品或服务，然后比较两家生产机构。

youdao

youdao

Word of mouth advertising happens when one person tells another about a good experience with a product or service.

当一个人告诉另一个人对产品或服务的良好体验时，口碑广告就发生了。

youdao

If someone is hard-nosed, chances are he will never pay through the nose, or pay too much money,for an object or service.

VOA: special.2011.06.19

Obviously, it's a religious service as well, but it's a genre of music like the symphony or the concerto.

当然,它是一种宗教仪式,但和交响乐或协奏曲一样,也是音乐体裁

耶鲁公开课 - 聆听音乐课程节选

Or did I not, you know, give you the service that you wanted?

我没有给你提供你想要的服务吗？

一定要给小费 - SpeakingMax英语口语达人

When an opportunity is over, users can instantly give testimonials on the product or service offered.

ENGADGET: blogger-avatar

Instead of paying for a stay with cash or credit, guests can trade a good or service.

BBC: Barter your way to a bed in Rome

First have a product (not necessarily new) or service that people want to purchase.

FORBES: You don't need a better mousetrap, or three steps to start a successful business