workingadj.做工作的；劳动的；工作上的；初步的；暂定的；基本够用的；起作用的n.矿；作业区（复）workings：运作；工作方法.working jib作业臂

1. The extended working range can be operated at intervals.
   扩展的工作范围以间隔形式工作。
2. The job range is also from the clinical nursing to the recovering and the health protection.
   工作范围也从临床护理发展到康复和健康保健。