response time
noun [ C or U ] uk/rɪˈspɒns ˌtaɪm/ us/rɪˈspɑːns ˌtaɪm/
响应时间
the amount of time that a person or system takes to react or to deal with something
The ambulance service is trying to reduce delays in response time. 救护服务组努力减少响应时间的延迟。