working period

基本解释

It seems that 50 minutes of work and 10 minutes of rest/play when you are in a working period is ideal.
当你在工作阶段，用50分钟工作然后休息10分钟是一个很好的循环。
Results The educational quality of postgraduate was affected by previous graduate college, working period before admission and admission age.
结果硕士研究生培养质量受毕业学校、入学前工作时间、年龄等因素影响。
We have a place nearby that has a big pioneer fair each year. The location is an old pioneer settlement, and they have people dressed in period clothing and working period jobs.
我们附近每年都有一个重大的先锋集会，位置坐落在一个古老的拓荒者定居地，他们会有人穿某一时期的衣服，做某个时候的工作。

The results suggested that people do act differently if they think they are working with a group for a short period of time instead of a long period.

Unlike Mr Zubkov, his career shows obvious signs of a period working for the security services.
ECONOMIST: Russia's government
Maybe one of you will have to (or want to) give up working for some period of time, say when you have an infant, or when a parent needs caretaking.
FORBES: Help! I'm the Breadwinner -- and He's Jealous
Her husband, Alton Warren, is back in New Orleans working for an indefinite period of time.
NPR: Katrina Evacuee Finds New Life in San Antonio