Suppose someone to place an iron ball on the table, then this ball will run straightway towards the magnet.

假设有人在桌子上摆一个铁球，那么这个铁球立刻就会朝着磁铁的方向滚动过去。

youdao

youdao

Now, suppose some one to place an iron ball on the table; then will this ball run straightway towards the magnet.

这时假设有人在桌子上摆一个铁球，那么这个铁球立刻就会朝着磁铁的方向滚动过去。

youdao

"They don't find their place in the traditional team sports or ball sports and they're looking for something else.

VOA: special.2009.09.11

Speed, right. So another decision you face is do you just try and kick this ball as hard as you can or do you try and place it?

球速是正解,你还需要考虑,当你主罚点球时你是大力抽射,还是小力轻擦

耶鲁公开课 - 博弈论课程节选

Chris Perez of the Cleveland Indians recently created a media stir by chastising local fans for not supporting his first-place ball club.

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Using the former, players smooth a path from near their ball to the hole, and place their ball in the path to putt, making sure that the distance to the hole is the same as from their original lie.

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To prepare each pizza, place a ball of dough on a lightly floured surface.

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