polar day
noun [ C or U ] uk/ˌpəʊ.lə ˈdeɪ/ us/ˌpoʊ.lɚ ˈdeɪ/
极昼
a day or the time in summer at places close to the North or South Pole, when the sun does not set
| 单词 | polar day |
| 释义 | polar day noun [ C or U ] uk/ˌpəʊ.lə ˈdeɪ/ us/ˌpoʊ.lɚ ˈdeɪ/ 极昼 a day or the time in summer at places close to the North or South Pole, when the sun does not set |
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