unemployed time

• 未使用时间；空闲时间

unemployed time的用法和样例：

例句

1. Use a time limit to determine when to update statistics.
   使用时间限制确定更新统计信息的时间。
2. It is not good to be using this equipment for too long at a time.
   这台设备每次使用时间不易过长。
3. He has nothing to do in his spare time.
   他空闲时间无事可做。
4. Then all additional spare time is so many bonuses.
   这样所有其它的空闲时间就都是额外收获了。