bus和duck讀音一樣
例句
1、
The cat was now within striking distance of the duck.
此時,貓就在可攻擊鴨子的距離內。
2、
Ducks were swimming around on the river.
鴨子在河面上游來游去。
3、
We ducked down behind the wall so they wouldn't see us.
我們弓身躲在牆後不讓他們看見。