When I switched this little marble for the heavier super ball.

把这个小弹珠换成这个重一些的弹力球就行了。

Making golf balls bigger would increase drag, and a heavier ball would fall out of the air more quickly.

让高尔夫球变大会增加阻力，更重的球会更快地从空中掉下来。

And this big heavy ball was behind me.

这个又大又重的球在我身后。

In the weight throw, competitors spin like bulky ballerinas before releasing a heavy ball on a chain.

- 在举重比赛中，参赛者像笨重的芭蕾舞演员一样旋转，然后用链条释放重球。

The stone courts had high sides where people could sit and watch as two teams competed for control of a heavy ball made of rubber.

石头球场周围很高，人们可以坐在那里观看，两队为了争得橡皮重球的控制权而展开的竞争。

President Richard Nixon, in the late 1960s-early 1970s, added a bowling alley, a place where you can roll a very heavy ball and try to knock down what we call the pins, which are heavy objects that stand on one end.

理查德·尼克松总统在 1960 年代末至 70 年代初增建了一个保龄球馆，您可以在这里滚动一个非常重的球， 并尝试击倒我们所说的别针， 它们是竖立在一端的重物。