daylight saving

n

• ① 日光节约时间,夏令时间=【英】summer (time)(夏天时间向前拨快一小时,以便充分利用白昼;通常自四月至十月)
  • Many places in the United States keep their clocks on daylight saving time in the summer.美国很方在夏天遵行日光节约时间。