She loves to watch how the rubber ball bounces off the walls.

她喜欢看橡皮球如何从墙上弹跳回来。

I chose a red rubber ball—simple, universally available.

我选择了一个红色的橡皮球——这种玩具很简单，到处都能得到。

A rubber ball bounces well.

橡皮球弹力好。

The knife pierced the rubber ball.

刀戳破了橡皮球.

This rubber ball won't sink; it floats.

这个橡皮球不会沉，它浮着。

You understand that work is a rubber ball.

你明白工作是一个橡胶球。

You will soon understand that work is rubber ball.

你很快会了解到生命是一个橡皮球。

You will soon understand that work is a rubber ball.

很快你就会了解工作是一个橡皮球，

We use a sponge rubber ball on-load cleaning system.

我们使用的是“海绵胶球带负荷清洗系统”。

Rubber ball cleaning device of condenser is composed of second filter net, ball screen, ball collector, rubber feeding pump, distributor, valve, and electric control box.

凝汽器胶球清洗装置由（二次滤网）、收球网、装球室、胶球输送泵、分配器、阀门和电气控制柜等部件组成。