您要查找的是不是：
- This ball is solid. 这球里面是实的。
- This ball is solid glass. 这玻璃球里面是实的。
- After all, this ball is very important. 毕竟，这次舞会非常重要。
- A tennis ball is hollow,but a base ball is solid. 网球是空心的，但棒球是实心的。
- This ball is being held for charity. 这台舞会是为慈善事业举行的。
- But, just this once. After all, this ball is very important. 不过,就只这么一次。这次舞会毕竟很重要啊。
- In cricket, the ball is delivered overarm. 打板球时，要举臂过肩掷球。
- This ball pen is for Yang Ling. All right. 这支圆珠笔是给杨玲的。好的。
- The ball is filled with gaseous mixture. 那个球充满了气体混合物。
- The team's bullpen is solid this year. 今年该队的替补投手实力不错。
- This ball - point pen is theirs. 这些圆珠笔是他们的。
- If you twirl this ball at night directly in front of a bright ligh, you will notice hat half the ball is lighted up while the other half is in the shade. （15%25）讲座结束后，教授留出半小时时间让我们提问题。他的成就与其说是由于机遇，不如说是由于他自身的努力。只要能按时完成任务，他不在乎用什么方法。
- This bowling ball is too heavy for me. 这个保龄球对我来说太重了。
- The ball is caught by a fielder stand just inside the boundary. 那球被正站在边界线内的守场员接住了。
- This ball is deflated. 这球没气了。
- A iron bar is solid,a pipe is hollow. 铁条是实心的，管子是空心的。
- If you twirl this ball at night directly in front of a bright light, you will notice that half of the ball is lighted up while the other half is in the shade.That is just like our night and day. 如果在夜间正对着明亮的灯光旋转，就会发现半个皮球被照亮，而另外半个在阴暗处，这种情况和我们的白天黑夜的现象相同。
- Their partnership is solid as a rock. 他们的伙伴关系像岩石一样坚不可摧。
- May I try out this ball - point pen,please ? 我试一下这支圆珠笔可以吗?
- A iron bar is solid, a pipe is hollow. 铁条是实心的，管子是空心的。
