That balloon will burst if you blow it up any more.
你再给气球充气，它就要爆了。
They decorated the room with flowers and balloons.
他们用花和气球装饰了房间。
Goodness, what a big balloon!
啊，好大的气球呀！
The room was decked out in flowers and balloons.
屋子里装点着鲜花和气球。
A balloon suddenly went bang.
一只气球突然砰地一声爆了。