If you are passenger, the service worker squats in front of you. how do you feel?

你如果是剩客，服务员蹲在你面前向你服务，你啥感觉。

Five citizens, a probation officer and a us postal service worker were charged as well.

同时受到指控的还有五名公民、一名缓刑监督官和一名美国邮政人员。

When someone greets you, especially a service worker, please acknowledge them. It is quite rude to ignore people.

当有人向你问候，尤其是服务人员，请表示回应。视而不见是相当不礼貌的。

Several years of experience in the health field as a health care professional or as a community or social service worker are usually required.

通常需要多年卫生领域的卫生保健专业人士，或社区或社会服务工作者的经验。