- a set division of the school day that is not allocated to a lesson
noun: free period, plural noun: free periods
- 1. a set division of the school day that is not allocated to a lesson teachers use free periods for marking work, doing lesson plans, and the like
他的意思是Puffin Browser免費版只能試用Flash功能14天, 超過後就必須購買完整版. 你朋友如果比較晚開始用, 可能試用期還沒過吧.
...evaporation and transpiration may be minor considerations , for example , but during rain-free periods , evapotranspiration becomes a dominant feature of the hydrologic cycle. 例如在暴雨...
... in my family. Usually I like to spend my free period to play computer, listen to the music and play the skate-board, and the "User...