Understanding the data quality for this service requires that the analyst first understands how the service interface maps to the application API and then how that API accesses the underlying data.

要想了解这个服务的数据质量，分析师首先需要了解服务接口如何映射到应用程序api，然后了解API如何访问底层数据。

youdao

Her attitude gives customer the sense that her product and service are of first-class quality, which would guarantee her more customers and credit.

她的态度让顾客感觉到她的服务和产品是一流的，这就保证了她拥有越来越多的顾客、更好的名声和信誉。

youdao

The lowest prices, quality first, service first principle of the idea.

最低的出厂价格，以质量第一，服务第一为原则理念。

youdao

Please understand that our first responsibility is to the quality of service of our site and the protection of data for our users.

FORBES: How does Instagram choose names for their filters?

One of the first lessons learned was that before we could import our trademark brand of quality guest service, we would have to embrace the cultural identity of each location, and seek a comfort level for our employees.

CNN: Paths to Top Service

Specifically, to what extent can the quality of service on second and subsequent visits be expected to vary based on the size of the tip on the first visit?

ECONOMIST: Mexican stand-off