time during which clocks are set one hour ahead of local standard time; widely adopted during summer to provide extra daylight in the evenings
同义词：daylight-savings time??/??daylight saving??/??daylight savings
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。