Rubber balls can be made to bound.
可以使橡皮球弹回。
youdao
My wife has one of those big rubber balls.
我的妻子之一，这些大橡胶球。
The valve balls are either cork or rubber.
阀球通常为软木或橡皮材质。
应用推荐
模块上移
模块下移
不移动