这是一个乒乓球。
Does Tom have a ping-pong ball?
汤姆有一个乒乓球吗？
The ping-pong ball bounced off the table.
乒乓球弹出了桌外。
You hit the ping-pong ball with this paddle.
你用这个球拍打乒乓球。
The boy plays ping-pong ball three times a week.
这个男孩一个星期打三次乒乓球。
He wanted to play basketball with a ping-pong ball!
他想用乒乓球来打篮球。
They chose as their leaders the ping-pong ball, baseball, basketball, and soccer ball.
他们选出乒乓球，棒球，篮球和足球。作为他们的领导者。
And she brought with her a ping pong ball.
她带回一个乒乓球。
Size: Prototypes run from the size of a ping pong ball to basketball size.
尺寸：原型机可以由一个乒乓球变化到一个篮球大小。
We play soccer ball, basketball, volleyball, ping-pong and so on.
我们踢足球，打篮球、排球和乒乓等等。
Now suppose you shoot this ping pong ball straight down.
现在假设你将乒乓球垂直向下射击。
Jack is good at some ball games, like football, basketball and ping pong.
杰克擅长一些球类运动，如足球、篮球和乒乓球。
We play basketball, soccer ball, volleyball, ping-pong and so on.
我们打篮球，足球，排球，乒乓球等。
So, it is a sport that can be popularized like Ping Pong Ball.
原来这是象兵乓球一样可以普及的运动来的。
So, it is a sport that can be popularized like Ping Pong Ball.
原来这是象兵乓球一样可以普及的运动来的。
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