| 单词 | free period |
| 释义 | Word Frequency free period(friː ˈpɪərɪəd) noun 1. a portion of time during which there is little or no activity I'm just glad we have a free period over the next 10 days. 2. education a division of the academic day during which no lesson is scheduled I used to write Brookside during my free periods at school. |
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