periods是什么意思？

For us it'll have to operate for long periods of time in very cold temperatures.

give yourself the resources to be tough by creating internal and external recovery periods.

If you're trying to build resilience at work, you need adequate internal and external recovery periods.

Internal recovery refers to the shorter periods of relaxation that take place within the frames of the work day or the work setting in the form of short scheduled or unscheduled breaks, by shifting at physical resources required for the initial task are t

Most Grand Tourists, however, stayed for briefer periods and set out with less scholarly intentions, accompanied by a teacher or guardian, and expected to return home with souvenirs of their travels as well as an understanding of art and architecture form

Mothers who slept in the same room as their infants, whether in the same bed or just the same room, had poorer sleep than mothers whose babies slept elsewhere in the house: They woke up more frequently, were awake approximately 20 minutes longer per night

Part of the answer is that this is what always happens during periods of high unemployment—in part because experts and analysts believe that declaring the problem deeply rooted, with no easy answers, makes them sound serious.

Take all of your paid time off, which not only gives you recovery periods, but raises your productivity and likelihood of promotion.

They have to operate for long periods of time before the costs of development have been recovered.