老师：同学们，今天早晨只上半天课。

Teacher:Class, we will have only half a day of school this morning.

老师：同学们，我们今天早晨只上半天课。

Teacher: Class, we will have only half a day of school this morning.

宏伟的宫殿、盛气凌人的教堂、珍贵的军械所，光是这些就至少要花上半天的时间才能观光完。

With its majestic palace, proud churches, and treasure-filled armory, it takes at least half a day to explore.