The service class is shown in Listing 1.

这个服务类显示在清单1中。

youdao

Create a service class for each API class.

创建所有api类的服务类。

youdao

This descriptor is included as a member of the service class.

这个描述符被包括在服务类成员之中。

youdao

I teach a course on applied positive interventions and we have a service learning component as a part of that class.

我教积极干预应用,课程也包括一个服务教育部分。

哈佛公开课 - 幸福课课程节选

In contrast, those in service class jobs, in fields like retail, had an unemployment rate of 9.3% in the post-recession years.

FORBES: Want to Recession-Proof Yourself? Join the Creative Class

Moving up to the next service class (post arbitration, pre-free agent), there are 14 pitchers in the AL that collectively average 104 innings and a 4.02 ERA, allowing 8.8 hits and 2.9 walks per nine.

FORBES: Most Pitcher's Salaries Out of Whack

For instance, unemployment among college-educated members of the creative classes was 3.2% after the recession, compared to a 5.9% unemployment rate among college grads in service class careers and 8.7% among college grads in working class careers.

FORBES: Want to Recession-Proof Yourself? Join the Creative Class