What is a table tennis ball made from?
乒乓球是由什么物质做成的?
互联网
Then he cut a a table - tennis ball into two carefully, and blindfolded her.
然后他很小心地将乒乓球切成两半, 蒙住她的双眼.
互联网
This table - tennis ball has a dent. How can you make it round again?
乒乓球上有个凹陷, 你怎样能使它变回原形?
互联网