Leapfrogging
[电] 跳背法
🗣️ 情景例句
My boss does everything by the book.
我们老板一切照章办事。
The weather is warm and sunny here.Do you get much rain?
这里的天气是温暖并且阳光充足的.你那有许多雨吗？
Our knowledge of the universe is growing all the time.
我们对宇宙的认识一真在增长。