例句與造句

1. overhead such as system down time, meetings, and answering e-mail
   開銷，如系統(tǒng)當機時間、會議和回復電子郵件
2. to be high available, a . core router should allow the insertion and extraction of boards without adversely affecting system operation . also it should allow its system reconfiguration and its fault recovery to take place with no system down time and minimum operator interaction
   為了滿足高可用性的要求，核心路由器應該支持系統(tǒng)運行時的設備板的插入和拔出，支持在不關閉系統(tǒng)和操作員干預盡可能少的情況下的系統(tǒng)重組和恢復，支持對故障的隔離。
3. It's difficult to find system down time in a sentence. 用system down time造句挺難的