第 20 课: 速度和距离-4

The difference in time between these two clocks is one hour. 这两个钟显示的时间相差一小时。

The difference in time between these two clocks is two hours. 这两个钟显示的时间相差两小时。

The difference in time between these two clocks is 50 minutes. 这两个钟显示的时间相差五十分钟。

The difference in time between these two clocks is 35 minutes. 这两个钟显示的时间相差三十五分钟。

This represents 10 years. It is a decade. 这表示十年。

This represents 20 years. 这表示二十年。

This represents 40 years. 这表示四十年。

This represents 100 years. It is a century. 这表示一百年，是一个世纪。