n.小时,钟头,时间,时刻,固定时间,课时
He is impatient as the first hour passes and then another.
一个小时、两个小时过去了,他不耐烦了。
The appointed hour of the ceremony was drawing nearer.
既定的典礼时间就快到了。
Use your lunch hour to have a nap in your chair.
利用午饭时间坐在椅子上打个盹吧。