释义 |
daylight saving timeBrE /ˌdeɪlaɪt ˈseɪvɪŋ taɪm/ NAmE /ˌdeɪlaɪt ˈseɪvɪŋ taɪm/ (abbreviation DST ) (also ˈdaylight time ) (bothNAmE ) (BrE ˈsummer time ) noun [U ]the period during which in some countries the clocks are put forward one hour , so that it is light for an extra hour in the evening 夏令时(有些国家实行夏时制,将时钟拨快一小时,以节约照明能源) |