ringn.戒指；环；圈；拳击场；马戏场；帮派n.铃声；钟声；电话；口气v.包围；环绕；形成圈v.打电话；回响；鸣响；按铃；听上去ringlessadj.没有戒指的；无环的

1. Select a service from the Main Menu.
   从主目录选择所需服务。
2. He was sentenced to time served, probation, community service, and ordered to make restitution and undergo counseling.
   凯文最终被判入狱，缓期执行，他需服务社区，归还窃款并接受心理辅导。
3. Please ring for the attendant if you need anything.
   如果需要什么，请按铃找服务员。
4. Should this machine fail, ring the bell and wait.
   如果这台机器运转不灵，请按铃并等候。