The beginning 3d animator will want to focus on basic objects first: how to make a ball move from one place to another, and how to make it bounce.

三维动画开始要专注于基本对象：如何让一个球从一个地方搬到另一个，如何让它弹跳。

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For example, I liked the idea of a “bounce” option for unwanted emails to make it look as if your email address didn’t exist.

例如，我喜欢“跳走”这个想法，对于你不想接收的邮件，你的邮箱地址看似是不存在的。

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And that’s only half the battle: Once the waves bounce off any targets, they must pass back through the wall to reach the radar’s receivers — and again, 99 percent don’t make it.

并且这还只是整个进程的一半：一旦电波碰到目标物体反射，它们必须再次穿过墙壁返回雷达的接收器。

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The gardener had pointed to a thick bamboo stem and explained that if a pebble was thrown at it and it hit the trunk slightly off-centre, it would bounce off and make hardly any sound.

ECONOMIST: Guru

"Since then we've won four games on the bounce and we'll hopefully make it five next week (in the final), " said Ashton, after the semifinal win over France.

CNN: Springboks, England eye second win