They're still in this job, so they say: " Providing product knowledge to customers. Helping them. Telling them about the products in the store." They also in their job are acting as casher or cashing up.
他们仍在这份工作中, 所以他们说:“向顾客提供产品知识。 帮助他们。 告诉他们商店里的产品。 ” 他们在工作中也充当收银员或兑现。