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up IN OPERATIONQpadj [after v; not gradable](of a system or machine, esp. a computer) operating, esp. in its usual way在活动中，在运转中，在进行中Andy, do you know when the network will be up again?安迪, 你知道网络什么时间再运行吗?If something, esp. a system or a machine, is up and running it is operating.运转，运行It'll be a couple of days before the air-conditioning is up and running because we need to get some spare parts.空调设备运行还要等几天, 因为我们需要弄到一些零件。☆DOWN
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