2770 daylight saving time

今天我们要学的词是 daylight saving time. Daylight saving time 夏时制。Daylight saving time officially began this year at 2am on March 12^th in the U.S. 3月12号凌晨两点美国今年的夏时制正式开始。For most Americans, daylight saving time means only one thing: losing one hour's sleep. 对于大多数美国人来说，夏时制只意味着一件事情，那就是损失一小时的睡眠时间。好的，我们今天学习的词是 daylight saving time, daylight saving time, daylight saving time...