downtime
noun [ U ] uk/ˈdaʊn.taɪm/ us/ˈdaʊn.taɪm/
（尤指计算机等机器的）停止工作期
the time during which a machine, especially a computer, is not working or is not able to be used
informal休养期
time when you relax and do not do very much
We had a busy weekend so I'm planning to have some downtime tomorrow. 我们忙了一个周末，所以我计划明天要休息放松一下。