unemployed time的用法和樣例：
例句
- Use a time limit to determine when to update statistics.
使用時間限制確定更新統計信息的時間。 - It is not good to be using this equipment for too long at a time.
這臺設備每次使用時間不易過長。 - He has nothing to do in his spare time.
他空閑時間無事可做。 - Then all additional spare time is so many bonuses.
這樣所有其它的空閑時間就都是額外收獲了。
