They determine whether you're going to have traffic and sales, whether prospective customers are going to find you.
他们决定你是否还要进行流量和销售，无论是潜在客户要找到你。
2
He'll start to feel better about a recovery if the index gets back to 20 this year - even if it's only prospective buyer traffic that pushes the index higher.
The Federal Aviation Administration designs a highly structured syllabus that prospective air traffic controllers have to go through once they finish their high school education.